26881845

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{389}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 45826560

約数和(自身を除く): 18944715

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 271, 389, 813, 1167, 1355, 1945, 4065, 4607, 5835, 6613, 13821, 19839, 23035, 33065, 69105, 99195, 105419, 316257, 527095, 1581285, 1792123, 5376369, 8960615, 26881845]

約数ペア:

[(1, 26881845), (3, 8960615), (5, 5376369), (15, 1792123), (17, 1581285), (51, 527095), (85, 316257), (255, 105419), (271, 99195), (389, 69105), (813, 33065), (1167, 23035), (1355, 19839), (1945, 13821), (4065, 6613), (4607, 5835)]