31182712

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 67004640

約数和(自身を除く): 35821928

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 61, 74, 88, 122, 148, 157, 244, 296, 314, 407, 488, 628, 671, 814, 1256, 1342, 1628, 1727, 2257, 2684, 3256, 3454, 4514, 5368, 5809, 6908, 9028, 9577, 11618, 13816, 18056, 19154, 23236, 24827, 38308, 46472, 49654, 63899, 76616, 99308, 105347, 127798, 198616, 210694, 255596, 354349, 421388, 511192, 708698, 842776, 1417396, 2834792, 3897839, 7795678, 15591356, 31182712]

約数ペア:

[(1, 31182712), (2, 15591356), (4, 7795678), (8, 3897839), (11, 2834792), (22, 1417396), (37, 842776), (44, 708698), (61, 511192), (74, 421388), (88, 354349), (122, 255596), (148, 210694), (157, 198616), (244, 127798), (296, 105347), (314, 99308), (407, 76616), (488, 63899), (628, 49654), (671, 46472), (814, 38308), (1256, 24827), (1342, 23236), (1628, 19154), (1727, 18056), (2257, 13816), (2684, 11618), (3256, 9577), (3454, 9028), (4514, 6908), (5368, 5809)]