191900916

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{2339}}^1$

素因数の和:2445

約数の個数: 72

約数和(自身を含む): 505945440

約数和(自身を除く): 314044524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 53, 86, 106, 129, 159, 172, 212, 258, 318, 387, 477, 516, 636, 774, 954, 1548, 1908, 2279, 2339, 4558, 4678, 6837, 7017, 9116, 9356, 13674, 14034, 20511, 21051, 27348, 28068, 41022, 42102, 82044, 84204, 100577, 123967, 201154, 247934, 301731, 371901, 402308, 495868, 603462, 743802, 905193, 1115703, 1206924, 1487604, 1810386, 2231406, 3620772, 4462812, 5330581, 10661162, 15991743, 21322324, 31983486, 47975229, 63966972, 95950458, 191900916]

約数ペア:

[(1, 191900916), (2, 95950458), (3, 63966972), (4, 47975229), (6, 31983486), (9, 21322324), (12, 15991743), (18, 10661162), (36, 5330581), (43, 4462812), (53, 3620772), (86, 2231406), (106, 1810386), (129, 1487604), (159, 1206924), (172, 1115703), (212, 905193), (258, 743802), (318, 603462), (387, 495868), (477, 402308), (516, 371901), (636, 301731), (774, 247934), (954, 201154), (1548, 123967), (1908, 100577), (2279, 84204), (2339, 82044), (4558, 42102), (4678, 41022), (6837, 28068), (7017, 27348), (9116, 21051), (9356, 20511), (13674, 14034)]