551543495

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{20089}}^1$

素因数の和:20147

約数の個数: 24

約数和(自身を含む): 740115600

約数和(自身を除く): 188572105

約数列:

[1, 5, 17, 19, 85, 95, 289, 323, 1445, 1615, 5491, 20089, 27455, 100445, 341513, 381691, 1707565, 1908455, 5805721, 6488747, 29028605, 32443735, 110308699, 551543495]

約数ペア:

[(1, 551543495), (5, 110308699), (17, 32443735), (19, 29028605), (85, 6488747), (95, 5805721), (289, 1908455), (323, 1707565), (1445, 381691), (1615, 341513), (5491, 100445), (20089, 27455)]