31249946

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1291}}^1$

素因数の和:1339

約数の個数: 48

約数和(自身を含む): 61860960

約数和(自身を除く): 30611014

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 49, 91, 98, 133, 182, 247, 266, 494, 637, 931, 1274, 1291, 1729, 1862, 2582, 3458, 9037, 12103, 16783, 18074, 24206, 24529, 33566, 49058, 63259, 117481, 126518, 171703, 234962, 318877, 343406, 637754, 822367, 1201921, 1644734, 2232139, 2403842, 4464278, 15624973, 31249946]

約数ペア:

[(1, 31249946), (2, 15624973), (7, 4464278), (13, 2403842), (14, 2232139), (19, 1644734), (26, 1201921), (38, 822367), (49, 637754), (91, 343406), (98, 318877), (133, 234962), (182, 171703), (247, 126518), (266, 117481), (494, 63259), (637, 49058), (931, 33566), (1274, 24529), (1291, 24206), (1729, 18074), (1862, 16783), (2582, 12103), (3458, 9037)]