80216577

素因数分解:

$3^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{3083}}^1$

素因数の和:3162

約数の個数: 36

約数和(自身を含む): 137114640

約数和(自身を除く): 56898063

約数列:

[1, 3, 7, 9, 21, 49, 59, 63, 147, 177, 413, 441, 531, 1239, 2891, 3083, 3717, 8673, 9249, 21581, 26019, 27747, 64743, 151067, 181897, 194229, 453201, 545691, 1273279, 1359603, 1637073, 3819837, 8912953, 11459511, 26738859, 80216577]

約数ペア:

[(1, 80216577), (3, 26738859), (7, 11459511), (9, 8912953), (21, 3819837), (49, 1637073), (59, 1359603), (63, 1273279), (147, 545691), (177, 453201), (413, 194229), (441, 181897), (531, 151067), (1239, 64743), (2891, 27747), (3083, 26019), (3717, 21581), (8673, 9249)]