77881486

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 124478208

約数和(自身を除く): 46596722

約数列:

[1, 2, 31, 53, 62, 106, 137, 173, 274, 346, 1643, 3286, 4247, 5363, 7261, 8494, 9169, 10726, 14522, 18338, 23701, 47402, 225091, 284239, 450182, 568478, 734731, 1256153, 1469462, 2512306, 38940743, 77881486]

約数ペア:

[(1, 77881486), (2, 38940743), (31, 2512306), (53, 1469462), (62, 1256153), (106, 734731), (137, 568478), (173, 450182), (274, 284239), (346, 225091), (1643, 47402), (3286, 23701), (4247, 18338), (5363, 14522), (7261, 10726), (8494, 9169)]