393187730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{177913}}^1$

素因数の和:177950

約数の個数: 32

約数和(自身を含む): 807017904

約数和(自身を除く): 413830174

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 177913, 355826, 889565, 1779130, 2312869, 3024521, 4625738, 6049042, 11564345, 15122605, 23128690, 30245210, 39318773, 78637546, 196593865, 393187730]

約数ペア:

[(1, 393187730), (2, 196593865), (5, 78637546), (10, 39318773), (13, 30245210), (17, 23128690), (26, 15122605), (34, 11564345), (65, 6049042), (85, 4625738), (130, 3024521), (170, 2312869), (221, 1779130), (442, 889565), (1105, 355826), (2210, 177913)]