18477315

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1061}}^1$

素因数の和:1121

約数の個数: 40

約数和(自身を含む): 33924528

約数和(自身を除く): 15447213

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 387, 405, 645, 1061, 1161, 1935, 3183, 3483, 5305, 5805, 9549, 15915, 17415, 28647, 45623, 47745, 85941, 136869, 143235, 228115, 410607, 429705, 684345, 1231821, 2053035, 3695463, 6159105, 18477315]

約数ペア:

[(1, 18477315), (3, 6159105), (5, 3695463), (9, 2053035), (15, 1231821), (27, 684345), (43, 429705), (45, 410607), (81, 228115), (129, 143235), (135, 136869), (215, 85941), (387, 47745), (405, 45623), (645, 28647), (1061, 17415), (1161, 15915), (1935, 9549), (3183, 5805), (3483, 5305)]