212492025

素因数分解:

$3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{7321}}^1$

素因数の和:7383

約数の個数: 48

約数和(自身を含む): 399488320

約数和(自身を除く): 186996295

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 75, 129, 135, 215, 225, 387, 645, 675, 1075, 1161, 1935, 3225, 5805, 7321, 9675, 21963, 29025, 36605, 65889, 109815, 183025, 197667, 314803, 329445, 549075, 944409, 988335, 1574015, 1647225, 2833227, 4722045, 4941675, 7870075, 8499681, 14166135, 23610225, 42498405, 70830675, 212492025]

約数ペア:

[(1, 212492025), (3, 70830675), (5, 42498405), (9, 23610225), (15, 14166135), (25, 8499681), (27, 7870075), (43, 4941675), (45, 4722045), (75, 2833227), (129, 1647225), (135, 1574015), (215, 988335), (225, 944409), (387, 549075), (645, 329445), (675, 314803), (1075, 197667), (1161, 183025), (1935, 109815), (3225, 65889), (5805, 36605), (7321, 29025), (9675, 21963)]