72146421

素因数分解:

$3^2\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{571}}^1$

素因数の和:817

約数の個数: 24

約数和(自身を含む): 106186080

約数和(自身を除く): 34039659

約数列:

[1, 3, 9, 101, 139, 303, 417, 571, 909, 1251, 1713, 5139, 14039, 42117, 57671, 79369, 126351, 173013, 238107, 519039, 714321, 8016269, 24048807, 72146421]

約数ペア:

[(1, 72146421), (3, 24048807), (9, 8016269), (101, 714321), (139, 519039), (303, 238107), (417, 173013), (571, 126351), (909, 79369), (1251, 57671), (1713, 42117), (5139, 14039)]