25853535

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 47443968

約数和(自身を除く): 21590433

約数列:

[1, 3, 5, 9, 15, 31, 43, 45, 93, 129, 155, 215, 279, 387, 431, 465, 645, 1293, 1333, 1395, 1935, 2155, 3879, 3999, 6465, 6665, 11997, 13361, 18533, 19395, 19995, 40083, 55599, 59985, 66805, 92665, 120249, 166797, 200415, 277995, 574523, 601245, 833985, 1723569, 2872615, 5170707, 8617845, 25853535]

約数ペア:

[(1, 25853535), (3, 8617845), (5, 5170707), (9, 2872615), (15, 1723569), (31, 833985), (43, 601245), (45, 574523), (93, 277995), (129, 200415), (155, 166797), (215, 120249), (279, 92665), (387, 66805), (431, 59985), (465, 55599), (645, 40083), (1293, 19995), (1333, 19395), (1395, 18533), (1935, 13361), (2155, 11997), (3879, 6665), (3999, 6465)]