139103668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{51827}}^1$

素因数の和:51903

約数の個数: 24

約数和(自身を含む): 269920224

約数和(自身を除く): 130816556

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 51827, 103654, 207308, 570097, 1140194, 2280388, 3161447, 6322894, 12645788, 34775917, 69551834, 139103668]

約数ペア:

[(1, 139103668), (2, 69551834), (4, 34775917), (11, 12645788), (22, 6322894), (44, 3161447), (61, 2280388), (122, 1140194), (244, 570097), (671, 207308), (1342, 103654), (2684, 51827)]