388614225

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{491}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 658154304

約数和(自身を除く): 269540079

約数列:

[1, 3, 5, 15, 25, 61, 75, 173, 183, 305, 491, 519, 865, 915, 1473, 1525, 2455, 2595, 4325, 4575, 7365, 10553, 12275, 12975, 29951, 31659, 36825, 52765, 84943, 89853, 149755, 158295, 254829, 263825, 424715, 449265, 748775, 791475, 1274145, 2123575, 2246325, 5181523, 6370725, 15544569, 25907615, 77722845, 129538075, 388614225]

約数ペア:

[(1, 388614225), (3, 129538075), (5, 77722845), (15, 25907615), (25, 15544569), (61, 6370725), (75, 5181523), (173, 2246325), (183, 2123575), (305, 1274145), (491, 791475), (519, 748775), (865, 449265), (915, 424715), (1473, 263825), (1525, 254829), (2455, 158295), (2595, 149755), (4325, 89853), (4575, 84943), (7365, 52765), (10553, 36825), (12275, 31659), (12975, 29951)]