242907730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109913}}^1$

素因数の和:109950

約数の個数: 32

約数和(自身を含む): 498569904

約数和(自身を除く): 255662174

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 109913, 219826, 549565, 1099130, 1428869, 1868521, 2857738, 3737042, 7144345, 9342605, 14288690, 18685210, 24290773, 48581546, 121453865, 242907730]

約数ペア:

[(1, 242907730), (2, 121453865), (5, 48581546), (10, 24290773), (13, 18685210), (17, 14288690), (26, 9342605), (34, 7144345), (65, 3737042), (85, 2857738), (130, 1868521), (170, 1428869), (221, 1099130), (442, 549565), (1105, 219826), (2210, 109913)]