1311591896

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{63719}}^1$

素因数の和:63839

約数の個数: 32

約数和(自身を含む): 2569190400

約数和(自身を除く): 1257598504

約数列:

[1, 2, 4, 8, 31, 62, 83, 124, 166, 248, 332, 664, 2573, 5146, 10292, 20584, 63719, 127438, 254876, 509752, 1975289, 3950578, 5288677, 7901156, 10577354, 15802312, 21154708, 42309416, 163948987, 327897974, 655795948, 1311591896]

約数ペア:

[(1, 1311591896), (2, 655795948), (4, 327897974), (8, 163948987), (31, 42309416), (62, 21154708), (83, 15802312), (124, 10577354), (166, 7901156), (248, 5288677), (332, 3950578), (664, 1975289), (2573, 509752), (5146, 254876), (10292, 127438), (20584, 63719)]