31975244

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 69981408

約数和(自身を除く): 38006164

約数列:

[1, 2, 4, 7, 14, 23, 28, 41, 46, 49, 82, 92, 98, 161, 164, 173, 196, 287, 322, 346, 574, 644, 692, 943, 1127, 1148, 1211, 1886, 2009, 2254, 2422, 3772, 3979, 4018, 4508, 4844, 6601, 7093, 7958, 8036, 8477, 13202, 14186, 15916, 16954, 26404, 27853, 28372, 33908, 46207, 49651, 55706, 92414, 99302, 111412, 163139, 184828, 194971, 198604, 326278, 347557, 389942, 652556, 695114, 779884, 1141973, 1390228, 2283946, 4567892, 7993811, 15987622, 31975244]

約数ペア:

[(1, 31975244), (2, 15987622), (4, 7993811), (7, 4567892), (14, 2283946), (23, 1390228), (28, 1141973), (41, 779884), (46, 695114), (49, 652556), (82, 389942), (92, 347557), (98, 326278), (161, 198604), (164, 194971), (173, 184828), (196, 163139), (287, 111412), (322, 99302), (346, 92414), (574, 55706), (644, 49651), (692, 46207), (943, 33908), (1127, 28372), (1148, 27853), (1211, 26404), (1886, 16954), (2009, 15916), (2254, 14186), (2422, 13202), (3772, 8477), (3979, 8036), (4018, 7958), (4508, 7093), (4844, 6601)]