1640441385

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1\times {\mathrm{3413}}^1$

素因数の和:4406

約数の個数: 48

約数和(自身を含む): 3106029888

約数和(自身を除く): 1465588503

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 971, 2913, 3413, 4855, 8739, 10239, 10681, 14565, 17065, 30717, 32043, 37543, 43695, 51195, 53405, 96129, 112629, 153585, 160215, 187715, 337887, 480645, 563145, 1689435, 3314023, 9942069, 16570115, 29826207, 36454253, 49710345, 109362759, 149131035, 182271265, 328088277, 546813795, 1640441385]

約数ペア:

[(1, 1640441385), (3, 546813795), (5, 328088277), (9, 182271265), (11, 149131035), (15, 109362759), (33, 49710345), (45, 36454253), (55, 29826207), (99, 16570115), (165, 9942069), (495, 3314023), (971, 1689435), (2913, 563145), (3413, 480645), (4855, 337887), (8739, 187715), (10239, 160215), (10681, 153585), (14565, 112629), (17065, 96129), (30717, 53405), (32043, 51195), (37543, 43695)]