220166212

素因数分解:

$2^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{6977}}^1$

素因数の和:7025

約数の個数: 48

約数和(自身を含む): 468921600

約数和(自身を除く): 248755388

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 343, 644, 686, 1127, 1372, 2254, 4508, 6977, 7889, 13954, 15778, 27908, 31556, 48839, 97678, 160471, 195356, 320942, 341873, 641884, 683746, 1123297, 1367492, 2246594, 2393111, 4493188, 4786222, 7863079, 9572444, 15726158, 31452316, 55041553, 110083106, 220166212]

約数ペア:

[(1, 220166212), (2, 110083106), (4, 55041553), (7, 31452316), (14, 15726158), (23, 9572444), (28, 7863079), (46, 4786222), (49, 4493188), (92, 2393111), (98, 2246594), (161, 1367492), (196, 1123297), (322, 683746), (343, 641884), (644, 341873), (686, 320942), (1127, 195356), (1372, 160471), (2254, 97678), (4508, 48839), (6977, 31556), (7889, 27908), (13954, 15778)]