1640254005

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{215681}}^1$

素因数の和:215718

約数の個数: 36

約数和(自身を含む): 3078644868

約数和(自身を除く): 1438390863

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 169, 195, 507, 585, 845, 1521, 2535, 7605, 215681, 647043, 1078405, 1941129, 2803853, 3235215, 8411559, 9705645, 14019265, 25234677, 36450089, 42057795, 109350267, 126173385, 182250445, 328050801, 546751335, 1640254005]

約数ペア:

[(1, 1640254005), (3, 546751335), (5, 328050801), (9, 182250445), (13, 126173385), (15, 109350267), (39, 42057795), (45, 36450089), (65, 25234677), (117, 14019265), (169, 9705645), (195, 8411559), (507, 3235215), (585, 2803853), (845, 1941129), (1521, 1078405), (2535, 647043), (7605, 215681)]