217966590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{4973}}^1$

素因数の和:5473

約数の個数: 48

約数和(自身を含む): 567991008

約数和(自身を除く): 350024418

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 487, 974, 1461, 2435, 2922, 4383, 4870, 4973, 7305, 8766, 9946, 14610, 14919, 21915, 24865, 29838, 43830, 44757, 49730, 74595, 89514, 149190, 223785, 447570, 2421851, 4843702, 7265553, 12109255, 14531106, 21796659, 24218510, 36327765, 43593318, 72655530, 108983295, 217966590]

約数ペア:

[(1, 217966590), (2, 108983295), (3, 72655530), (5, 43593318), (6, 36327765), (9, 24218510), (10, 21796659), (15, 14531106), (18, 12109255), (30, 7265553), (45, 4843702), (90, 2421851), (487, 447570), (974, 223785), (1461, 149190), (2435, 89514), (2922, 74595), (4383, 49730), (4870, 44757), (4973, 43830), (7305, 29838), (8766, 24865), (9946, 21915), (14610, 14919)]