281845452

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{3659}}^1$

素因数の和:3811

約数の個数: 72

約数和(自身を含む): 771059520

約数和(自身を除く): 489214068

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 131, 147, 196, 262, 294, 393, 524, 588, 786, 917, 1572, 1834, 2751, 3659, 3668, 5502, 6419, 7318, 10977, 11004, 12838, 14636, 19257, 21954, 25613, 25676, 38514, 43908, 51226, 76839, 77028, 102452, 153678, 179291, 307356, 358582, 479329, 537873, 717164, 958658, 1075746, 1437987, 1917316, 2151492, 2875974, 3355303, 5751948, 6710606, 10065909, 13421212, 20131818, 23487121, 40263636, 46974242, 70461363, 93948484, 140922726, 281845452]

約数ペア:

[(1, 281845452), (2, 140922726), (3, 93948484), (4, 70461363), (6, 46974242), (7, 40263636), (12, 23487121), (14, 20131818), (21, 13421212), (28, 10065909), (42, 6710606), (49, 5751948), (84, 3355303), (98, 2875974), (131, 2151492), (147, 1917316), (196, 1437987), (262, 1075746), (294, 958658), (393, 717164), (524, 537873), (588, 479329), (786, 358582), (917, 307356), (1572, 179291), (1834, 153678), (2751, 102452), (3659, 77028), (3668, 76839), (5502, 51226), (6419, 43908), (7318, 38514), (10977, 25676), (11004, 25613), (12838, 21954), (14636, 19257)]