25813803

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 38016000

約数和(自身を除く): 12202197

約数列:

[1, 3, 17, 43, 51, 79, 129, 149, 237, 447, 731, 1343, 2193, 2533, 3397, 4029, 6407, 7599, 10191, 11771, 19221, 35313, 57749, 108919, 173247, 200107, 326757, 506153, 600321, 1518459, 8604601, 25813803]

約数ペア:

[(1, 25813803), (3, 8604601), (17, 1518459), (43, 600321), (51, 506153), (79, 326757), (129, 200107), (149, 173247), (237, 108919), (447, 57749), (731, 35313), (1343, 19221), (2193, 11771), (2533, 10191), (3397, 7599), (4029, 6407)]