288269905

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{1787}}^1$

素因数の和:2229

約数の個数: 32

約数和(自身を含む): 432552960

約数和(自身を除く): 144283055

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 419, 1787, 2095, 2933, 4609, 8935, 12509, 14665, 19657, 23045, 32263, 62545, 98285, 137599, 161315, 687995, 748753, 3743765, 5241271, 8236283, 26206355, 41181415, 57653981, 288269905]

約数ペア:

[(1, 288269905), (5, 57653981), (7, 41181415), (11, 26206355), (35, 8236283), (55, 5241271), (77, 3743765), (385, 748753), (419, 687995), (1787, 161315), (2095, 137599), (2933, 98285), (4609, 62545), (8935, 32263), (12509, 23045), (14665, 19657)]