28033285

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 40435200

約数和(自身を除く): 12401915

約数列:

[1, 5, 7, 29, 35, 71, 145, 203, 355, 389, 497, 1015, 1945, 2059, 2485, 2723, 10295, 11281, 13615, 14413, 27619, 56405, 72065, 78967, 138095, 193333, 394835, 800951, 966665, 4004755, 5606657, 28033285]

約数ペア:

[(1, 28033285), (5, 5606657), (7, 4004755), (29, 966665), (35, 800951), (71, 394835), (145, 193333), (203, 138095), (355, 78967), (389, 72065), (497, 56405), (1015, 27619), (1945, 14413), (2059, 13615), (2485, 11281), (2723, 10295)]