23721971

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 30844800

約数和(自身を除く): 7122829

約数列:

[1, 7, 13, 29, 89, 91, 101, 203, 377, 623, 707, 1157, 1313, 2581, 2639, 2929, 8099, 8989, 9191, 18067, 20503, 33553, 38077, 62923, 116857, 234871, 260681, 266539, 817999, 1824767, 3388853, 23721971]

約数ペア:

[(1, 23721971), (7, 3388853), (13, 1824767), (29, 817999), (89, 266539), (91, 260681), (101, 234871), (203, 116857), (377, 62923), (623, 38077), (707, 33553), (1157, 20503), (1313, 18067), (2581, 9191), (2639, 8989), (2929, 8099)]