1628702985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{479}}^1$

素因数の和:607

約数の個数: 128

約数和(自身を含む): 3344302080

約数和(自身を除く): 1715599095

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 47, 53, 65, 91, 105, 141, 159, 195, 235, 265, 273, 329, 371, 455, 479, 611, 689, 705, 795, 987, 1113, 1365, 1437, 1645, 1833, 1855, 2067, 2395, 2491, 3055, 3353, 3445, 4277, 4823, 4935, 5565, 6227, 7185, 7473, 9165, 10059, 10335, 12455, 12831, 14469, 16765, 17437, 18681, 21385, 22513, 24115, 25387, 31135, 32383, 37365, 43589, 50295, 52311, 64155, 67539, 72345, 76161, 87185, 93405, 97149, 112565, 126935, 130767, 157591, 161915, 177709, 217945, 226681, 261555, 292669, 330031, 337695, 380805, 472773, 485745, 533127, 653835, 680043, 787955, 878007, 888545, 990093, 1133405, 1193189, 1463345, 1650155, 2048683, 2310217, 2363865, 2665635, 3400215, 3579567, 4390035, 4950465, 5965945, 6146049, 6930651, 8352323, 10243415, 11551085, 15511457, 17897835, 25056969, 30730245, 34653255, 41761615, 46534371, 77557285, 108580199, 125284845, 232671855, 325740597, 542900995, 1628702985]

約数ペア:

[(1, 1628702985), (3, 542900995), (5, 325740597), (7, 232671855), (13, 125284845), (15, 108580199), (21, 77557285), (35, 46534371), (39, 41761615), (47, 34653255), (53, 30730245), (65, 25056969), (91, 17897835), (105, 15511457), (141, 11551085), (159, 10243415), (195, 8352323), (235, 6930651), (265, 6146049), (273, 5965945), (329, 4950465), (371, 4390035), (455, 3579567), (479, 3400215), (611, 2665635), (689, 2363865), (705, 2310217), (795, 2048683), (987, 1650155), (1113, 1463345), (1365, 1193189), (1437, 1133405), (1645, 990093), (1833, 888545), (1855, 878007), (2067, 787955), (2395, 680043), (2491, 653835), (3055, 533127), (3353, 485745), (3445, 472773), (4277, 380805), (4823, 337695), (4935, 330031), (5565, 292669), (6227, 261555), (7185, 226681), (7473, 217945), (9165, 177709), (10059, 161915), (10335, 157591), (12455, 130767), (12831, 126935), (14469, 112565), (16765, 97149), (17437, 93405), (18681, 87185), (21385, 76161), (22513, 72345), (24115, 67539), (25387, 64155), (31135, 52311), (32383, 50295), (37365, 43589)]