1293776398

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{242371}}^1$

素因数の和:242547

約数の個数: 16

約数和(自身を含む): 2067917904

約数和(自身を除く): 774141506

約数列:

[1, 2, 17, 34, 157, 314, 2669, 5338, 242371, 484742, 4120307, 8240614, 38052247, 76104494, 646888199, 1293776398]

約数ペア:

[(1, 1293776398), (2, 646888199), (17, 76104494), (34, 38052247), (157, 8240614), (314, 4120307), (2669, 484742), (5338, 242371)]