131188428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{520589}}^1$

素因数の和:520606

約数の個数: 36

約数和(自身を含む): 378989520

約数和(自身を除く): 247801092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 520589, 1041178, 1561767, 2082356, 3123534, 3644123, 4685301, 6247068, 7288246, 9370602, 10932369, 14576492, 18741204, 21864738, 32797107, 43729476, 65594214, 131188428]

約数ペア:

[(1, 131188428), (2, 65594214), (3, 43729476), (4, 32797107), (6, 21864738), (7, 18741204), (9, 14576492), (12, 10932369), (14, 9370602), (18, 7288246), (21, 6247068), (28, 4685301), (36, 3644123), (42, 3123534), (63, 2082356), (84, 1561767), (126, 1041178), (252, 520589)]