290691492

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{20477}}^1$

素因数の和:20517

約数の個数: 72

約数和(自身を含む): 839434176

約数和(自身を除く): 548742684

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 169, 182, 273, 338, 364, 507, 546, 676, 1014, 1092, 1183, 2028, 2366, 3549, 4732, 7098, 14196, 20477, 40954, 61431, 81908, 122862, 143339, 245724, 266201, 286678, 430017, 532402, 573356, 798603, 860034, 1064804, 1597206, 1720068, 1863407, 3194412, 3460613, 3726814, 5590221, 6921226, 7453628, 10381839, 11180442, 13842452, 20763678, 22360884, 24224291, 41527356, 48448582, 72672873, 96897164, 145345746, 290691492]

約数ペア:

[(1, 290691492), (2, 145345746), (3, 96897164), (4, 72672873), (6, 48448582), (7, 41527356), (12, 24224291), (13, 22360884), (14, 20763678), (21, 13842452), (26, 11180442), (28, 10381839), (39, 7453628), (42, 6921226), (52, 5590221), (78, 3726814), (84, 3460613), (91, 3194412), (156, 1863407), (169, 1720068), (182, 1597206), (273, 1064804), (338, 860034), (364, 798603), (507, 573356), (546, 532402), (676, 430017), (1014, 286678), (1092, 266201), (1183, 245724), (2028, 143339), (2366, 122862), (3549, 81908), (4732, 61431), (7098, 40954), (14196, 20477)]