72149505

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{1283}}^1$

素因数の和:1477

約数の個数: 32

約数和(自身を含む): 121291776

約数和(自身を除く): 49142271

約数列:

[1, 3, 5, 15, 23, 69, 115, 163, 345, 489, 815, 1283, 2445, 3749, 3849, 6415, 11247, 18745, 19245, 29509, 56235, 88527, 147545, 209129, 442635, 627387, 1045645, 3136935, 4809967, 14429901, 24049835, 72149505]

約数ペア:

[(1, 72149505), (3, 24049835), (5, 14429901), (15, 4809967), (23, 3136935), (69, 1045645), (115, 627387), (163, 442635), (345, 209129), (489, 147545), (815, 88527), (1283, 56235), (2445, 29509), (3749, 19245), (3849, 18745), (6415, 11247)]