249977631

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 350208000

約数和(自身を除く): 100230369

約数列:

[1, 3, 47, 59, 141, 151, 177, 199, 453, 597, 2773, 7097, 8319, 8909, 9353, 11741, 21291, 26727, 28059, 30049, 35223, 90147, 418723, 551827, 1256169, 1412303, 1655481, 1772891, 4236909, 5318673, 83325877, 249977631]

約数ペア:

[(1, 249977631), (3, 83325877), (47, 5318673), (59, 4236909), (141, 1772891), (151, 1655481), (177, 1412303), (199, 1256169), (453, 551827), (597, 418723), (2773, 90147), (7097, 35223), (8319, 30049), (8909, 28059), (9353, 26727), (11741, 21291)]