81505638

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{74231}}^1$

素因数の和:74300

約数の個数: 24

約数和(自身を含む): 179492976

約数和(自身を除く): 97987338

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 74231, 148462, 222693, 445386, 668079, 1336158, 4528091, 9056182, 13584273, 27168546, 40752819, 81505638]

約数ペア:

[(1, 81505638), (2, 40752819), (3, 27168546), (6, 13584273), (9, 9056182), (18, 4528091), (61, 1336158), (122, 668079), (183, 445386), (366, 222693), (549, 148462), (1098, 74231)]