641567205

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{1741}}^1$

素因数の和:2202

約数の個数: 48

約数和(自身を含む): 1173968640

約数和(自身を除く): 532401435

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 431, 855, 1293, 1741, 2155, 3879, 5223, 6465, 8189, 8705, 15669, 19395, 24567, 26115, 33079, 40945, 73701, 78345, 99237, 122835, 165395, 297711, 368505, 496185, 750371, 1488555, 2251113, 3751855, 6753339, 11255565, 14257049, 33766695, 42771147, 71285245, 128313441, 213855735, 641567205]

約数ペア:

[(1, 641567205), (3, 213855735), (5, 128313441), (9, 71285245), (15, 42771147), (19, 33766695), (45, 14257049), (57, 11255565), (95, 6753339), (171, 3751855), (285, 2251113), (431, 1488555), (855, 750371), (1293, 496185), (1741, 368505), (2155, 297711), (3879, 165395), (5223, 122835), (6465, 99237), (8189, 78345), (8705, 73701), (15669, 40945), (19395, 33079), (24567, 26115)]