31057956

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:529

約数の個数: 72

約数和(自身を含む): 82555200

約数和(自身を除く): 51497244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 71, 87, 116, 142, 174, 213, 261, 284, 348, 419, 426, 522, 639, 838, 852, 1044, 1257, 1278, 1676, 2059, 2514, 2556, 3771, 4118, 5028, 6177, 7542, 8236, 12151, 12354, 15084, 18531, 24302, 24708, 29749, 36453, 37062, 48604, 59498, 72906, 74124, 89247, 109359, 118996, 145812, 178494, 218718, 267741, 356988, 437436, 535482, 862721, 1070964, 1725442, 2588163, 3450884, 5176326, 7764489, 10352652, 15528978, 31057956]

約数ペア:

[(1, 31057956), (2, 15528978), (3, 10352652), (4, 7764489), (6, 5176326), (9, 3450884), (12, 2588163), (18, 1725442), (29, 1070964), (36, 862721), (58, 535482), (71, 437436), (87, 356988), (116, 267741), (142, 218718), (174, 178494), (213, 145812), (261, 118996), (284, 109359), (348, 89247), (419, 74124), (426, 72906), (522, 59498), (639, 48604), (838, 37062), (852, 36453), (1044, 29749), (1257, 24708), (1278, 24302), (1676, 18531), (2059, 15084), (2514, 12354), (2556, 12151), (3771, 8236), (4118, 7542), (5028, 6177)]