904128237

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{47}}^2\times {\mathrm{163}}^1$

素因数の和:300

約数の個数: 60

約数和(自身を含む): 1433213056

約数和(自身を除く): 529084819

約数列:

[1, 3, 9, 27, 31, 47, 81, 93, 141, 163, 279, 423, 489, 837, 1269, 1457, 1467, 2209, 2511, 3807, 4371, 4401, 5053, 6627, 7661, 13113, 13203, 15159, 19881, 22983, 39339, 45477, 59643, 68479, 68949, 118017, 136431, 178929, 205437, 206847, 237491, 360067, 409293, 616311, 620541, 712473, 1080201, 1848933, 2137419, 3240603, 5546799, 6412257, 9721809, 11162077, 19236771, 29165427, 33486231, 100458693, 301376079, 904128237]

約数ペア:

[(1, 904128237), (3, 301376079), (9, 100458693), (27, 33486231), (31, 29165427), (47, 19236771), (81, 11162077), (93, 9721809), (141, 6412257), (163, 5546799), (279, 3240603), (423, 2137419), (489, 1848933), (837, 1080201), (1269, 712473), (1457, 620541), (1467, 616311), (2209, 409293), (2511, 360067), (3807, 237491), (4371, 206847), (4401, 205437), (5053, 178929), (6627, 136431), (7661, 118017), (13113, 68949), (13203, 68479), (15159, 59643), (19881, 45477), (22983, 39339)]