389615910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{82721}}^1$

素因数の和:82888

約数の個数: 32

約数和(自身を含む): 941045472

約数和(自身を除く): 551429562

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 157, 314, 471, 785, 942, 1570, 2355, 4710, 82721, 165442, 248163, 413605, 496326, 827210, 1240815, 2481630, 12987197, 25974394, 38961591, 64935985, 77923182, 129871970, 194807955, 389615910]

約数ペア:

[(1, 389615910), (2, 194807955), (3, 129871970), (5, 77923182), (6, 64935985), (10, 38961591), (15, 25974394), (30, 12987197), (157, 2481630), (314, 1240815), (471, 827210), (785, 496326), (942, 413605), (1570, 248163), (2355, 165442), (4710, 82721)]