2011397955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:537

約数の個数: 128

約数和(自身を含む): 4030857216

約数和(自身を除く): 2019459261

約数列:

[1, 3, 5, 7, 15, 21, 23, 31, 35, 67, 69, 93, 105, 115, 155, 161, 201, 217, 335, 345, 401, 465, 469, 483, 651, 713, 805, 1005, 1085, 1203, 1407, 1541, 2005, 2077, 2139, 2345, 2415, 2807, 3255, 3565, 4623, 4991, 6015, 6231, 7035, 7705, 8421, 9223, 10385, 10695, 10787, 12431, 14035, 14539, 14973, 23115, 24955, 26867, 27669, 31155, 32361, 37293, 42105, 43617, 46115, 47771, 53935, 62155, 64561, 72695, 74865, 80601, 87017, 134335, 138345, 143313, 161805, 186465, 188069, 193683, 218085, 238855, 261051, 285913, 322805, 334397, 403005, 435085, 564207, 617941, 716565, 832877, 857739, 940345, 968415, 1003191, 1305255, 1429565, 1671985, 1853823, 2001391, 2498631, 2821035, 3089705, 4164385, 4288695, 4325587, 5015955, 5830139, 6004173, 9269115, 10006955, 12493155, 12976761, 17490417, 19156171, 21627935, 29150695, 30020865, 57468513, 64883805, 87452085, 95780855, 134093197, 287342565, 402279591, 670465985, 2011397955]

約数ペア:

[(1, 2011397955), (3, 670465985), (5, 402279591), (7, 287342565), (15, 134093197), (21, 95780855), (23, 87452085), (31, 64883805), (35, 57468513), (67, 30020865), (69, 29150695), (93, 21627935), (105, 19156171), (115, 17490417), (155, 12976761), (161, 12493155), (201, 10006955), (217, 9269115), (335, 6004173), (345, 5830139), (401, 5015955), (465, 4325587), (469, 4288695), (483, 4164385), (651, 3089705), (713, 2821035), (805, 2498631), (1005, 2001391), (1085, 1853823), (1203, 1671985), (1407, 1429565), (1541, 1305255), (2005, 1003191), (2077, 968415), (2139, 940345), (2345, 857739), (2415, 832877), (2807, 716565), (3255, 617941), (3565, 564207), (4623, 435085), (4991, 403005), (6015, 334397), (6231, 322805), (7035, 285913), (7705, 261051), (8421, 238855), (9223, 218085), (10385, 193683), (10695, 188069), (10787, 186465), (12431, 161805), (14035, 143313), (14539, 138345), (14973, 134335), (23115, 87017), (24955, 80601), (26867, 74865), (27669, 72695), (31155, 64561), (32361, 62155), (37293, 53935), (42105, 47771), (43617, 46115)]