538400642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{907}}^1$

素因数の和:1035

約数の個数: 48

約数和(自身を含む): 936620160

約数和(自身を除く): 398219518

約数列:

[1, 2, 13, 17, 26, 34, 79, 158, 221, 289, 442, 578, 907, 1027, 1343, 1814, 2054, 2686, 3757, 7514, 11791, 15419, 17459, 22831, 23582, 30838, 34918, 45662, 71653, 143306, 200447, 262123, 296803, 400894, 524246, 593606, 931489, 1218101, 1862978, 2436202, 3407599, 6815198, 15835313, 20707717, 31670626, 41415434, 269200321, 538400642]

約数ペア:

[(1, 538400642), (2, 269200321), (13, 41415434), (17, 31670626), (26, 20707717), (34, 15835313), (79, 6815198), (158, 3407599), (221, 2436202), (289, 1862978), (442, 1218101), (578, 931489), (907, 593606), (1027, 524246), (1343, 400894), (1814, 296803), (2054, 262123), (2686, 200447), (3757, 143306), (7514, 71653), (11791, 45662), (15419, 34918), (17459, 30838), (22831, 23582)]