7930404

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 21141120

約数和(自身を除く): 13210716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 47, 86, 94, 109, 129, 141, 172, 188, 218, 258, 282, 327, 387, 423, 436, 516, 564, 654, 774, 846, 981, 1308, 1548, 1692, 1962, 2021, 3924, 4042, 4687, 5123, 6063, 8084, 9374, 10246, 12126, 14061, 15369, 18189, 18748, 20492, 24252, 28122, 30738, 36378, 42183, 46107, 56244, 61476, 72756, 84366, 92214, 168732, 184428, 220289, 440578, 660867, 881156, 1321734, 1982601, 2643468, 3965202, 7930404]

約数ペア:

[(1, 7930404), (2, 3965202), (3, 2643468), (4, 1982601), (6, 1321734), (9, 881156), (12, 660867), (18, 440578), (36, 220289), (43, 184428), (47, 168732), (86, 92214), (94, 84366), (109, 72756), (129, 61476), (141, 56244), (172, 46107), (188, 42183), (218, 36378), (258, 30738), (282, 28122), (327, 24252), (387, 20492), (423, 18748), (436, 18189), (516, 15369), (564, 14061), (654, 12126), (774, 10246), (846, 9374), (981, 8084), (1308, 6063), (1548, 5123), (1692, 4687), (1962, 4042), (2021, 3924)]