31430124

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{571}}^1$

素因数の和:731

約数の個数: 72

約数和(自身を含む): 87447360

約数和(自身を除く): 56017236

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 139, 198, 278, 396, 417, 556, 571, 834, 1142, 1251, 1529, 1668, 1713, 2284, 2502, 3058, 3426, 4587, 5004, 5139, 6116, 6281, 6852, 9174, 10278, 12562, 13761, 18348, 18843, 20556, 25124, 27522, 37686, 55044, 56529, 75372, 79369, 113058, 158738, 226116, 238107, 317476, 476214, 714321, 873059, 952428, 1428642, 1746118, 2619177, 2857284, 3492236, 5238354, 7857531, 10476708, 15715062, 31430124]

約数ペア:

[(1, 31430124), (2, 15715062), (3, 10476708), (4, 7857531), (6, 5238354), (9, 3492236), (11, 2857284), (12, 2619177), (18, 1746118), (22, 1428642), (33, 952428), (36, 873059), (44, 714321), (66, 476214), (99, 317476), (132, 238107), (139, 226116), (198, 158738), (278, 113058), (396, 79369), (417, 75372), (556, 56529), (571, 55044), (834, 37686), (1142, 27522), (1251, 25124), (1529, 20556), (1668, 18843), (1713, 18348), (2284, 13761), (2502, 12562), (3058, 10278), (3426, 9174), (4587, 6852), (5004, 6281), (5139, 6116)]