749518251

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1\times {\mathrm{977}}^1$

素因数の和:1355

約数の個数: 32

約数和(自身を含む): 1080963840

約数和(自身を除く): 331445589

約数列:

[1, 3, 19, 43, 57, 129, 313, 817, 939, 977, 2451, 2931, 5947, 13459, 17841, 18563, 40377, 42011, 55689, 126033, 255721, 305801, 767163, 798209, 917403, 2394627, 5810219, 13149443, 17430657, 39448329, 249839417, 749518251]

約数ペア:

[(1, 749518251), (3, 249839417), (19, 39448329), (43, 17430657), (57, 13149443), (129, 5810219), (313, 2394627), (817, 917403), (939, 798209), (977, 767163), (2451, 305801), (2931, 255721), (5947, 126033), (13459, 55689), (17841, 42011), (18563, 40377)]