68884221

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1229}}^1$

素因数の和:1413

約数の個数: 32

約数和(自身を含む): 111939840

約数和(自身を除く): 43055619

約数列:

[1, 3, 7, 17, 21, 51, 119, 157, 357, 471, 1099, 1229, 2669, 3297, 3687, 8007, 8603, 18683, 20893, 25809, 56049, 62679, 146251, 192953, 438753, 578859, 1350671, 3280201, 4052013, 9840603, 22961407, 68884221]

約数ペア:

[(1, 68884221), (3, 22961407), (7, 9840603), (17, 4052013), (21, 3280201), (51, 1350671), (119, 578859), (157, 438753), (357, 192953), (471, 146251), (1099, 62679), (1229, 56049), (2669, 25809), (3297, 20893), (3687, 18683), (8007, 8603)]