15273986

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:679

約数の個数: 48

約数和(自身を含む): 30260160

約数和(自身を除く): 14986174

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 49, 91, 98, 133, 182, 247, 266, 494, 631, 637, 931, 1262, 1274, 1729, 1862, 3458, 4417, 8203, 8834, 11989, 12103, 16406, 23978, 24206, 30919, 57421, 61838, 83923, 114842, 155857, 167846, 311714, 401947, 587461, 803894, 1090999, 1174922, 2181998, 7636993, 15273986]

約数ペア:

[(1, 15273986), (2, 7636993), (7, 2181998), (13, 1174922), (14, 1090999), (19, 803894), (26, 587461), (38, 401947), (49, 311714), (91, 167846), (98, 155857), (133, 114842), (182, 83923), (247, 61838), (266, 57421), (494, 30919), (631, 24206), (637, 23978), (931, 16406), (1262, 12103), (1274, 11989), (1729, 8834), (1862, 8203), (3458, 4417)]