72165807

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{21613}}^1$

素因数の和:21679

約数の個数: 24

約数和(自身を含む): 121384224

約数和(自身を除く): 49218417

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 21613, 64839, 151291, 194517, 453873, 1145489, 1361619, 3436467, 8018423, 10309401, 24055269, 72165807]

約数ペア:

[(1, 72165807), (3, 24055269), (7, 10309401), (9, 8018423), (21, 3436467), (53, 1361619), (63, 1145489), (159, 453873), (371, 194517), (477, 151291), (1113, 64839), (3339, 21613)]