2919915

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{503}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 5322240

約数和(自身を除く): 2402325

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 503, 645, 1161, 1509, 1935, 2515, 4527, 5805, 7545, 13581, 21629, 22635, 64887, 67905, 108145, 194661, 324435, 583983, 973305, 2919915]

約数ペア:

[(1, 2919915), (3, 973305), (5, 583983), (9, 324435), (15, 194661), (27, 108145), (43, 67905), (45, 64887), (129, 22635), (135, 21629), (215, 13581), (387, 7545), (503, 5805), (645, 4527), (1161, 2515), (1509, 1935)]