210938399

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{383}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 263208960

約数和(自身を除く): 52270561

約数列:

[1, 7, 19, 41, 101, 133, 287, 383, 707, 779, 1919, 2681, 4141, 5453, 7277, 13433, 15703, 28987, 38683, 50939, 78679, 109921, 270781, 298357, 550753, 734977, 1586003, 2088499, 5144839, 11102021, 30134057, 210938399]

約数ペア:

[(1, 210938399), (7, 30134057), (19, 11102021), (41, 5144839), (101, 2088499), (133, 1586003), (287, 734977), (383, 550753), (707, 298357), (779, 270781), (1919, 109921), (2681, 78679), (4141, 50939), (5453, 38683), (7277, 28987), (13433, 15703)]