390109635

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61483}}^1$

素因数の和:61544

約数の個数: 32

約数和(自身を含む): 708295680

約数和(自身を除く): 318186045

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 135, 141, 235, 423, 705, 1269, 2115, 6345, 61483, 184449, 307415, 553347, 922245, 1660041, 2766735, 2889701, 8300205, 8669103, 14448505, 26007309, 43345515, 78021927, 130036545, 390109635]

約数ペア:

[(1, 390109635), (3, 130036545), (5, 78021927), (9, 43345515), (15, 26007309), (27, 14448505), (45, 8669103), (47, 8300205), (135, 2889701), (141, 2766735), (235, 1660041), (423, 922245), (705, 553347), (1269, 307415), (2115, 184449), (6345, 61483)]