987684670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{233}}^1$

素因数の和:506

約数の個数: 96

約数和(自身を含む): 2137707936

約数和(自身を除く): 1150023266

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 49, 70, 82, 98, 205, 211, 233, 245, 287, 410, 422, 466, 490, 574, 1055, 1165, 1435, 1477, 1631, 2009, 2110, 2330, 2870, 2954, 3262, 4018, 7385, 8155, 8651, 9553, 10045, 10339, 11417, 14770, 16310, 17302, 19106, 20090, 20678, 22834, 43255, 47765, 49163, 51695, 57085, 60557, 66871, 86510, 95530, 98326, 103390, 114170, 121114, 133742, 245815, 302785, 334355, 344141, 423899, 468097, 491630, 605570, 668710, 688282, 847798, 936194, 1720705, 2015683, 2119495, 2340485, 2408987, 3441410, 4031366, 4238990, 4680970, 4817974, 10078415, 12044935, 14109781, 20156830, 24089870, 28219562, 70548905, 98768467, 141097810, 197536934, 493842335, 987684670]

約数ペア:

[(1, 987684670), (2, 493842335), (5, 197536934), (7, 141097810), (10, 98768467), (14, 70548905), (35, 28219562), (41, 24089870), (49, 20156830), (70, 14109781), (82, 12044935), (98, 10078415), (205, 4817974), (211, 4680970), (233, 4238990), (245, 4031366), (287, 3441410), (410, 2408987), (422, 2340485), (466, 2119495), (490, 2015683), (574, 1720705), (1055, 936194), (1165, 847798), (1435, 688282), (1477, 668710), (1631, 605570), (2009, 491630), (2110, 468097), (2330, 423899), (2870, 344141), (2954, 334355), (3262, 302785), (4018, 245815), (7385, 133742), (8155, 121114), (8651, 114170), (9553, 103390), (10045, 98326), (10339, 95530), (11417, 86510), (14770, 66871), (16310, 60557), (17302, 57085), (19106, 51695), (20090, 49163), (20678, 47765), (22834, 43255)]