28917915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3617}}^1$

素因数の和:3679

約数の個数: 32

約数和(自身を含む): 51057216

約数和(自身を除く): 22139301

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 123, 195, 205, 533, 615, 1599, 2665, 3617, 7995, 10851, 18085, 47021, 54255, 141063, 148297, 235105, 444891, 705315, 741485, 1927861, 2224455, 5783583, 9639305, 28917915]

約数ペア:

[(1, 28917915), (3, 9639305), (5, 5783583), (13, 2224455), (15, 1927861), (39, 741485), (41, 705315), (65, 444891), (123, 235105), (195, 148297), (205, 141063), (533, 54255), (615, 47021), (1599, 18085), (2665, 10851), (3617, 7995)]