1291216406

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1\times {\mathrm{14437}}^1$

素因数の和:14863

約数の個数: 16

約数和(自身を含む): 1955367216

約数和(自身を除く): 664150810

約数列:

[1, 2, 197, 227, 394, 454, 14437, 28874, 44719, 89438, 2844089, 3277199, 5688178, 6554398, 645608203, 1291216406]

約数ペア:

[(1, 1291216406), (2, 645608203), (197, 6554398), (227, 5688178), (394, 3277199), (454, 2844089), (14437, 89438), (28874, 44719)]