31819626

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{509}}^1$

素因数の和:691

約数の個数: 48

約数和(自身を含む): 72558720

約数和(自身を除く): 40739094

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 151, 207, 302, 414, 453, 509, 906, 1018, 1359, 1527, 2718, 3054, 3473, 4581, 6946, 9162, 10419, 11707, 20838, 23414, 31257, 35121, 62514, 70242, 76859, 105363, 153718, 210726, 230577, 461154, 691731, 1383462, 1767757, 3535514, 5303271, 10606542, 15909813, 31819626]

約数ペア:

[(1, 31819626), (2, 15909813), (3, 10606542), (6, 5303271), (9, 3535514), (18, 1767757), (23, 1383462), (46, 691731), (69, 461154), (138, 230577), (151, 210726), (207, 153718), (302, 105363), (414, 76859), (453, 70242), (509, 62514), (906, 35121), (1018, 31257), (1359, 23414), (1527, 20838), (2718, 11707), (3054, 10419), (3473, 9162), (4581, 6946)]