72291009

素因数分解:

$3^1\times 7^1\times {\mathrm{1229}}^1\times {\mathrm{2801}}^1$

素因数の和:4040

約数の個数: 16

約数和(自身を含む): 110286720

約数和(自身を除く): 37995711

約数列:

[1, 3, 7, 21, 1229, 2801, 3687, 8403, 8603, 19607, 25809, 58821, 3442429, 10327287, 24097003, 72291009]

約数ペア:

[(1, 72291009), (3, 24097003), (7, 10327287), (21, 3442429), (1229, 58821), (2801, 25809), (3687, 19607), (8403, 8603)]