16440705

素因数分解:

$3^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{631}}^1$

素因数の和:838

約数の個数: 32

約数和(自身を含む): 29425920

約数和(自身を除く): 12985215

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 193, 579, 631, 965, 1737, 1893, 2895, 3155, 5211, 5679, 8685, 9465, 17037, 26055, 28395, 85185, 121783, 365349, 608915, 1096047, 1826745, 3288141, 5480235, 16440705]

約数ペア:

[(1, 16440705), (3, 5480235), (5, 3288141), (9, 1826745), (15, 1096047), (27, 608915), (45, 365349), (135, 121783), (193, 85185), (579, 28395), (631, 26055), (965, 17037), (1737, 9465), (1893, 8685), (2895, 5679), (3155, 5211)]