31439528

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^3$

素因数の和:111

約数の個数: 64

約数和(自身を含む): 68688000

約数和(自身を除く): 37248472

約数列:

[1, 2, 4, 8, 17, 19, 23, 34, 38, 46, 68, 76, 92, 136, 152, 184, 323, 391, 437, 529, 646, 782, 874, 1058, 1292, 1564, 1748, 2116, 2584, 3128, 3496, 4232, 7429, 8993, 10051, 12167, 14858, 17986, 20102, 24334, 29716, 35972, 40204, 48668, 59432, 71944, 80408, 97336, 170867, 206839, 231173, 341734, 413678, 462346, 683468, 827356, 924692, 1366936, 1654712, 1849384, 3929941, 7859882, 15719764, 31439528]

約数ペア:

[(1, 31439528), (2, 15719764), (4, 7859882), (8, 3929941), (17, 1849384), (19, 1654712), (23, 1366936), (34, 924692), (38, 827356), (46, 683468), (68, 462346), (76, 413678), (92, 341734), (136, 231173), (152, 206839), (184, 170867), (323, 97336), (391, 80408), (437, 71944), (529, 59432), (646, 48668), (782, 40204), (874, 35972), (1058, 29716), (1292, 24334), (1564, 20102), (1748, 17986), (2116, 14858), (2584, 12167), (3128, 10051), (3496, 8993), (4232, 7429)]