628636799

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{719}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 767232000

約数和(自身を除く): 138595201

約数列:

[1, 7, 29, 59, 73, 203, 413, 511, 719, 1711, 2117, 4307, 5033, 11977, 14819, 20851, 30149, 42421, 52487, 124903, 145957, 296947, 367409, 874321, 1230209, 1522123, 3096733, 8611463, 10654861, 21677131, 89805257, 628636799]

約数ペア:

[(1, 628636799), (7, 89805257), (29, 21677131), (59, 10654861), (73, 8611463), (203, 3096733), (413, 1522123), (511, 1230209), (719, 874321), (1711, 367409), (2117, 296947), (4307, 145957), (5033, 124903), (11977, 52487), (14819, 42421), (20851, 30149)]