31249568

素因数分解:

$2^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2287}}^1$

素因数の和:2365

約数の個数: 48

約数和(自身を含む): 71495424

約数和(自身を除く): 40245856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 112, 122, 224, 244, 427, 488, 854, 976, 1708, 1952, 2287, 3416, 4574, 6832, 9148, 13664, 16009, 18296, 32018, 36592, 64036, 73184, 128072, 139507, 256144, 279014, 512288, 558028, 976549, 1116056, 1953098, 2232112, 3906196, 4464224, 7812392, 15624784, 31249568]

約数ペア:

[(1, 31249568), (2, 15624784), (4, 7812392), (7, 4464224), (8, 3906196), (14, 2232112), (16, 1953098), (28, 1116056), (32, 976549), (56, 558028), (61, 512288), (112, 279014), (122, 256144), (224, 139507), (244, 128072), (427, 73184), (488, 64036), (854, 36592), (976, 32018), (1708, 18296), (1952, 16009), (2287, 13664), (3416, 9148), (4574, 6832)]