213984916

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{379}}^1$

素因数の和:461

約数の個数: 72

約数和(自身を含む): 437814720

約数和(自身を除く): 223829804

約数列:

[1, 2, 4, 17, 19, 23, 34, 38, 46, 68, 76, 92, 323, 361, 379, 391, 437, 646, 722, 758, 782, 874, 1292, 1444, 1516, 1564, 1748, 6137, 6443, 7201, 7429, 8303, 8717, 12274, 12886, 14402, 14858, 16606, 17434, 24548, 25772, 28804, 29716, 33212, 34868, 122417, 136819, 141151, 148189, 165623, 244834, 273638, 282302, 296378, 331246, 489668, 547276, 564604, 592756, 662492, 2325923, 2815591, 3146837, 4651846, 5631182, 6293674, 9303692, 11262364, 12587348, 53496229, 106992458, 213984916]

約数ペア:

[(1, 213984916), (2, 106992458), (4, 53496229), (17, 12587348), (19, 11262364), (23, 9303692), (34, 6293674), (38, 5631182), (46, 4651846), (68, 3146837), (76, 2815591), (92, 2325923), (323, 662492), (361, 592756), (379, 564604), (391, 547276), (437, 489668), (646, 331246), (722, 296378), (758, 282302), (782, 273638), (874, 244834), (1292, 165623), (1444, 148189), (1516, 141151), (1564, 136819), (1748, 122417), (6137, 34868), (6443, 33212), (7201, 29716), (7429, 28804), (8303, 25772), (8717, 24548), (12274, 17434), (12886, 16606), (14402, 14858)]