215517670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{3259}}^1$

素因数の和:3672

約数の個数: 32

約数和(自身を含む): 411933600

約数和(自身を除く): 196415930

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 389, 778, 1945, 3259, 3890, 6518, 6613, 13226, 16295, 32590, 33065, 55403, 66130, 110806, 277015, 554030, 1267751, 2535502, 6338755, 12677510, 21551767, 43103534, 107758835, 215517670]

約数ペア:

[(1, 215517670), (2, 107758835), (5, 43103534), (10, 21551767), (17, 12677510), (34, 6338755), (85, 2535502), (170, 1267751), (389, 554030), (778, 277015), (1945, 110806), (3259, 66130), (3890, 55403), (6518, 33065), (6613, 32590), (13226, 16295)]