918991015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{7127}}^1$

素因数の和:7227

約数の個数: 32

約数和(自身を含む): 1228639104

約数和(自身を除く): 309648089

約数列:

[1, 5, 17, 37, 41, 85, 185, 205, 629, 697, 1517, 3145, 3485, 7127, 7585, 25789, 35635, 121159, 128945, 263699, 292207, 605795, 1318495, 1461035, 4482883, 4967519, 10811659, 22414415, 24837595, 54058295, 183798203, 918991015]

約数ペア:

[(1, 918991015), (5, 183798203), (17, 54058295), (37, 24837595), (41, 22414415), (85, 10811659), (185, 4967519), (205, 4482883), (629, 1461035), (697, 1318495), (1517, 605795), (3145, 292207), (3485, 263699), (7127, 128945), (7585, 121159), (25789, 35635)]