27776716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 54996480

約数和(自身を除く): 27219764

約数列:

[1, 2, 4, 11, 22, 44, 61, 79, 122, 131, 158, 244, 262, 316, 524, 671, 869, 1342, 1441, 1738, 2684, 2882, 3476, 4819, 5764, 7991, 9638, 10349, 15982, 19276, 20698, 31964, 41396, 53009, 87901, 106018, 113839, 175802, 212036, 227678, 351604, 455356, 631289, 1262578, 2525156, 6944179, 13888358, 27776716]

約数ペア:

[(1, 27776716), (2, 13888358), (4, 6944179), (11, 2525156), (22, 1262578), (44, 631289), (61, 455356), (79, 351604), (122, 227678), (131, 212036), (158, 175802), (244, 113839), (262, 106018), (316, 87901), (524, 53009), (671, 41396), (869, 31964), (1342, 20698), (1441, 19276), (1738, 15982), (2684, 10349), (2882, 9638), (3476, 7991), (4819, 5764)]