72745946

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:343

約数の個数: 64

約数和(自身を含む): 143404800

約数和(自身を除く): 70658854

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 109, 133, 182, 193, 218, 247, 266, 386, 494, 763, 1351, 1417, 1526, 1729, 2071, 2509, 2702, 2834, 3458, 3667, 4142, 5018, 7334, 9919, 14497, 17563, 19838, 21037, 25669, 26923, 28994, 35126, 42074, 47671, 51338, 53846, 95342, 147259, 188461, 273481, 294518, 333697, 376922, 399703, 546962, 667394, 799406, 1914367, 2797921, 3828734, 5196139, 5595842, 10392278, 36372973, 72745946]

約数ペア:

[(1, 72745946), (2, 36372973), (7, 10392278), (13, 5595842), (14, 5196139), (19, 3828734), (26, 2797921), (38, 1914367), (91, 799406), (109, 667394), (133, 546962), (182, 399703), (193, 376922), (218, 333697), (247, 294518), (266, 273481), (386, 188461), (494, 147259), (763, 95342), (1351, 53846), (1417, 51338), (1526, 47671), (1729, 42074), (2071, 35126), (2509, 28994), (2702, 26923), (2834, 25669), (3458, 21037), (3667, 19838), (4142, 17563), (5018, 14497), (7334, 9919)]