16500390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12791}}^1$

素因数の和:12844

約数の個数: 32

約数和(自身を含む): 40525056

約数和(自身を除く): 24024666

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 12791, 25582, 38373, 63955, 76746, 127910, 191865, 383730, 550013, 1100026, 1650039, 2750065, 3300078, 5500130, 8250195, 16500390]

約数ペア:

[(1, 16500390), (2, 8250195), (3, 5500130), (5, 3300078), (6, 2750065), (10, 1650039), (15, 1100026), (30, 550013), (43, 383730), (86, 191865), (129, 127910), (215, 76746), (258, 63955), (430, 38373), (645, 25582), (1290, 12791)]