10881815

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 15759360

約数和(自身を除く): 4877545

約数列:

[1, 5, 7, 29, 35, 71, 145, 151, 203, 355, 497, 755, 1015, 1057, 2059, 2485, 4379, 5285, 10295, 10721, 14413, 21895, 30653, 53605, 72065, 75047, 153265, 310909, 375235, 1554545, 2176363, 10881815]

約数ペア:

[(1, 10881815), (5, 2176363), (7, 1554545), (29, 375235), (35, 310909), (71, 153265), (145, 75047), (151, 72065), (203, 53605), (355, 30653), (497, 21895), (755, 14413), (1015, 10721), (1057, 10295), (2059, 5285), (2485, 4379)]