23981535

素因数分解:

$3^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{509}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 42840000

約数和(自身を除く): 18858465

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 349, 509, 1047, 1527, 1745, 2545, 3141, 4581, 5235, 7635, 9423, 13743, 15705, 22905, 47115, 68715, 177641, 532923, 888205, 1598769, 2664615, 4796307, 7993845, 23981535]

約数ペア:

[(1, 23981535), (3, 7993845), (5, 4796307), (9, 2664615), (15, 1598769), (27, 888205), (45, 532923), (135, 177641), (349, 68715), (509, 47115), (1047, 22905), (1527, 15705), (1745, 13743), (2545, 9423), (3141, 7635), (4581, 5235)]