738646938

素因数分解:

$2^1\times 3^4\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{431}}^1$

素因数の和:665

約数の個数: 80

約数和(自身を含む): 1693612800

約数和(自身を除く): 954965862

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 81, 142, 149, 162, 213, 298, 426, 431, 447, 639, 862, 894, 1278, 1293, 1341, 1917, 2586, 2682, 3834, 3879, 4023, 5751, 7758, 8046, 10579, 11502, 11637, 12069, 21158, 23274, 24138, 30601, 31737, 34911, 61202, 63474, 64219, 69822, 91803, 95211, 128438, 183606, 190422, 192657, 275409, 285633, 385314, 550818, 571266, 577971, 826227, 856899, 1155942, 1652454, 1713798, 1733913, 2478681, 3467826, 4559549, 4957362, 5201739, 9119098, 10403478, 13678647, 27357294, 41035941, 82071882, 123107823, 246215646, 369323469, 738646938]

約数ペア:

[(1, 738646938), (2, 369323469), (3, 246215646), (6, 123107823), (9, 82071882), (18, 41035941), (27, 27357294), (54, 13678647), (71, 10403478), (81, 9119098), (142, 5201739), (149, 4957362), (162, 4559549), (213, 3467826), (298, 2478681), (426, 1733913), (431, 1713798), (447, 1652454), (639, 1155942), (862, 856899), (894, 826227), (1278, 577971), (1293, 571266), (1341, 550818), (1917, 385314), (2586, 285633), (2682, 275409), (3834, 192657), (3879, 190422), (4023, 183606), (5751, 128438), (7758, 95211), (8046, 91803), (10579, 69822), (11502, 64219), (11637, 63474), (12069, 61202), (21158, 34911), (23274, 31737), (24138, 30601)]