78904917

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{7411}}^1$

素因数の和:7450

約数の個数: 36

約数和(自身を含む): 141065184

約数和(自身を除く): 62160267

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 169, 273, 507, 819, 1183, 1521, 3549, 7411, 10647, 22233, 51877, 66699, 96343, 155631, 289029, 466893, 674401, 867087, 1252459, 2023203, 3757377, 6069609, 8767213, 11272131, 26301639, 78904917]

約数ペア:

[(1, 78904917), (3, 26301639), (7, 11272131), (9, 8767213), (13, 6069609), (21, 3757377), (39, 2023203), (63, 1252459), (91, 867087), (117, 674401), (169, 466893), (273, 289029), (507, 155631), (819, 96343), (1183, 66699), (1521, 51877), (3549, 22233), (7411, 10647)]