61998015

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{463}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 101560320

約数和(自身を除く): 39562305

約数列:

[1, 3, 5, 15, 79, 113, 237, 339, 395, 463, 565, 1185, 1389, 1695, 2315, 6945, 8927, 26781, 36577, 44635, 52319, 109731, 133905, 156957, 182885, 261595, 548655, 784785, 4133201, 12399603, 20666005, 61998015]

約数ペア:

[(1, 61998015), (3, 20666005), (5, 12399603), (15, 4133201), (79, 784785), (113, 548655), (237, 261595), (339, 182885), (395, 156957), (463, 133905), (565, 109731), (1185, 52319), (1389, 44635), (1695, 36577), (2315, 26781), (6945, 8927)]