398233332

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{11369}}^1$

素因数の和:11525

約数の個数: 72

約数和(自身を含む): 1158830400

約数和(自身を除く): 760597068

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 139, 252, 278, 417, 556, 834, 973, 1251, 1668, 1946, 2502, 2919, 3892, 5004, 5838, 8757, 11369, 11676, 17514, 22738, 34107, 35028, 45476, 68214, 79583, 102321, 136428, 159166, 204642, 238749, 318332, 409284, 477498, 716247, 954996, 1432494, 1580291, 2864988, 3160582, 4740873, 6321164, 9481746, 11062037, 14222619, 18963492, 22124074, 28445238, 33186111, 44248148, 56890476, 66372222, 99558333, 132744444, 199116666, 398233332]

約数ペア:

[(1, 398233332), (2, 199116666), (3, 132744444), (4, 99558333), (6, 66372222), (7, 56890476), (9, 44248148), (12, 33186111), (14, 28445238), (18, 22124074), (21, 18963492), (28, 14222619), (36, 11062037), (42, 9481746), (63, 6321164), (84, 4740873), (126, 3160582), (139, 2864988), (252, 1580291), (278, 1432494), (417, 954996), (556, 716247), (834, 477498), (973, 409284), (1251, 318332), (1668, 238749), (1946, 204642), (2502, 159166), (2919, 136428), (3892, 102321), (5004, 79583), (5838, 68214), (8757, 45476), (11369, 35028), (11676, 34107), (17514, 22738)]