81173430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69379}}^1$

素因数の和:69405

約数の個数: 48

約数和(自身を含む): 227288880

約数和(自身を除く): 146115450

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 69379, 138758, 208137, 346895, 416274, 624411, 693790, 901927, 1040685, 1248822, 1803854, 2081370, 2705781, 3122055, 4509635, 5411562, 6244110, 8117343, 9019270, 13528905, 16234686, 27057810, 40586715, 81173430]

約数ペア:

[(1, 81173430), (2, 40586715), (3, 27057810), (5, 16234686), (6, 13528905), (9, 9019270), (10, 8117343), (13, 6244110), (15, 5411562), (18, 4509635), (26, 3122055), (30, 2705781), (39, 2081370), (45, 1803854), (65, 1248822), (78, 1040685), (90, 901927), (117, 693790), (130, 624411), (195, 416274), (234, 346895), (390, 208137), (585, 138758), (1170, 69379)]