31242918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{227}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 74856960

約数和(自身を除く): 43614042

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 113, 174, 203, 226, 227, 339, 406, 454, 609, 678, 681, 791, 1218, 1362, 1582, 1589, 2373, 3178, 3277, 4746, 4767, 6554, 6583, 9534, 9831, 13166, 19662, 19749, 22939, 25651, 39498, 45878, 46081, 51302, 68817, 76953, 92162, 137634, 138243, 153906, 179557, 276486, 359114, 538671, 743879, 1077342, 1487758, 2231637, 4463274, 5207153, 10414306, 15621459, 31242918]

約数ペア:

[(1, 31242918), (2, 15621459), (3, 10414306), (6, 5207153), (7, 4463274), (14, 2231637), (21, 1487758), (29, 1077342), (42, 743879), (58, 538671), (87, 359114), (113, 276486), (174, 179557), (203, 153906), (226, 138243), (227, 137634), (339, 92162), (406, 76953), (454, 68817), (609, 51302), (678, 46081), (681, 45878), (791, 39498), (1218, 25651), (1362, 22939), (1582, 19749), (1589, 19662), (2373, 13166), (3178, 9831), (3277, 9534), (4746, 6583), (4767, 6554)]