28431342

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:497

約数の個数: 48

約数和(自身を含む): 63800880

約数和(自身を除く): 35369538

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 109, 129, 218, 258, 327, 337, 387, 654, 674, 774, 981, 1011, 1962, 2022, 3033, 4687, 6066, 9374, 14061, 14491, 28122, 28982, 36733, 42183, 43473, 73466, 84366, 86946, 110199, 130419, 220398, 260838, 330597, 661194, 1579519, 3159038, 4738557, 9477114, 14215671, 28431342]

約数ペア:

[(1, 28431342), (2, 14215671), (3, 9477114), (6, 4738557), (9, 3159038), (18, 1579519), (43, 661194), (86, 330597), (109, 260838), (129, 220398), (218, 130419), (258, 110199), (327, 86946), (337, 84366), (387, 73466), (654, 43473), (674, 42183), (774, 36733), (981, 28982), (1011, 28122), (1962, 14491), (2022, 14061), (3033, 9374), (4687, 6066)]