216974316

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^2$

素因数の和:383

約数の個数: 72

約数和(自身を含む): 557849712

約数和(自身を除く): 340875396

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 61, 78, 122, 151, 156, 183, 244, 302, 366, 453, 604, 732, 793, 906, 1586, 1812, 1963, 2379, 3172, 3926, 4758, 5889, 7852, 9211, 9516, 11778, 18422, 22801, 23556, 27633, 36844, 45602, 55266, 68403, 91204, 110532, 119743, 136806, 239486, 273612, 296413, 359229, 478972, 592826, 718458, 889239, 1185652, 1390861, 1436916, 1778478, 2781722, 3556956, 4172583, 5563444, 8345166, 16690332, 18081193, 36162386, 54243579, 72324772, 108487158, 216974316]

約数ペア:

[(1, 216974316), (2, 108487158), (3, 72324772), (4, 54243579), (6, 36162386), (12, 18081193), (13, 16690332), (26, 8345166), (39, 5563444), (52, 4172583), (61, 3556956), (78, 2781722), (122, 1778478), (151, 1436916), (156, 1390861), (183, 1185652), (244, 889239), (302, 718458), (366, 592826), (453, 478972), (604, 359229), (732, 296413), (793, 273612), (906, 239486), (1586, 136806), (1812, 119743), (1963, 110532), (2379, 91204), (3172, 68403), (3926, 55266), (4758, 45602), (5889, 36844), (7852, 27633), (9211, 23556), (9516, 22801), (11778, 18422)]