404881204

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{677}}^1$

素因数の和:785

約数の個数: 96

約数和(自身を含む): 918521856

約数和(自身を除く): 513640652

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 53, 62, 91, 106, 124, 182, 212, 217, 364, 371, 403, 434, 677, 689, 742, 806, 868, 1354, 1378, 1484, 1612, 1643, 2708, 2756, 2821, 3286, 4739, 4823, 5642, 6572, 8801, 9478, 9646, 11284, 11501, 17602, 18956, 19292, 20987, 21359, 23002, 35204, 35881, 41974, 42718, 46004, 61607, 71762, 83948, 85436, 123214, 143524, 146909, 149513, 246428, 251167, 272831, 293818, 299026, 466453, 502334, 545662, 587636, 598052, 932906, 1004668, 1091324, 1112311, 1865812, 1909817, 2224622, 3265171, 3819634, 4449244, 6530342, 7639268, 7786177, 13060684, 14460043, 15572354, 28920086, 31144708, 57840172, 101220301, 202440602, 404881204]

約数ペア:

[(1, 404881204), (2, 202440602), (4, 101220301), (7, 57840172), (13, 31144708), (14, 28920086), (26, 15572354), (28, 14460043), (31, 13060684), (52, 7786177), (53, 7639268), (62, 6530342), (91, 4449244), (106, 3819634), (124, 3265171), (182, 2224622), (212, 1909817), (217, 1865812), (364, 1112311), (371, 1091324), (403, 1004668), (434, 932906), (677, 598052), (689, 587636), (742, 545662), (806, 502334), (868, 466453), (1354, 299026), (1378, 293818), (1484, 272831), (1612, 251167), (1643, 246428), (2708, 149513), (2756, 146909), (2821, 143524), (3286, 123214), (4739, 85436), (4823, 83948), (5642, 71762), (6572, 61607), (8801, 46004), (9478, 42718), (9646, 41974), (11284, 35881), (11501, 35204), (17602, 23002), (18956, 21359), (19292, 20987)]