31912842

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{587}}^1$

素因数の和:663

約数の個数: 64

約数和(自身を含む): 74680704

約数和(自身を除く): 42767862

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 41, 51, 78, 82, 102, 123, 221, 246, 442, 533, 587, 663, 697, 1066, 1174, 1326, 1394, 1599, 1761, 2091, 3198, 3522, 4182, 7631, 9061, 9979, 15262, 18122, 19958, 22893, 24067, 27183, 29937, 45786, 48134, 54366, 59874, 72201, 129727, 144402, 259454, 312871, 389181, 409139, 625742, 778362, 818278, 938613, 1227417, 1877226, 2454834, 5318807, 10637614, 15956421, 31912842]

約数ペア:

[(1, 31912842), (2, 15956421), (3, 10637614), (6, 5318807), (13, 2454834), (17, 1877226), (26, 1227417), (34, 938613), (39, 818278), (41, 778362), (51, 625742), (78, 409139), (82, 389181), (102, 312871), (123, 259454), (221, 144402), (246, 129727), (442, 72201), (533, 59874), (587, 54366), (663, 48134), (697, 45786), (1066, 29937), (1174, 27183), (1326, 24067), (1394, 22893), (1599, 19958), (1761, 18122), (2091, 15262), (3198, 9979), (3522, 9061), (4182, 7631)]