31421442

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{479}}^1$

素因数の和:555

約数の個数: 48

約数和(自身を含む): 70237440

約数和(自身を除く): 38815998

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 174, 377, 479, 754, 841, 958, 1131, 1437, 1682, 2262, 2523, 2874, 5046, 6227, 10933, 12454, 13891, 18681, 21866, 27782, 32799, 37362, 41673, 65598, 83346, 180583, 361166, 402839, 541749, 805678, 1083498, 1208517, 2417034, 5236907, 10473814, 15710721, 31421442]

約数ペア:

[(1, 31421442), (2, 15710721), (3, 10473814), (6, 5236907), (13, 2417034), (26, 1208517), (29, 1083498), (39, 805678), (58, 541749), (78, 402839), (87, 361166), (174, 180583), (377, 83346), (479, 65598), (754, 41673), (841, 37362), (958, 32799), (1131, 27782), (1437, 21866), (1682, 18681), (2262, 13891), (2523, 12454), (2874, 10933), (5046, 6227)]