39871208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 84672000

約数和(自身を除く): 44800792

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 83, 104, 124, 149, 166, 248, 298, 332, 403, 596, 664, 806, 1079, 1192, 1612, 1937, 2158, 2573, 3224, 3874, 4316, 4619, 5146, 7748, 8632, 9238, 10292, 12367, 15496, 18476, 20584, 24734, 33449, 36952, 49468, 60047, 66898, 98936, 120094, 133796, 160771, 240188, 267592, 321542, 383377, 480376, 643084, 766754, 1286168, 1533508, 3067016, 4983901, 9967802, 19935604, 39871208]

約数ペア:

[(1, 39871208), (2, 19935604), (4, 9967802), (8, 4983901), (13, 3067016), (26, 1533508), (31, 1286168), (52, 766754), (62, 643084), (83, 480376), (104, 383377), (124, 321542), (149, 267592), (166, 240188), (248, 160771), (298, 133796), (332, 120094), (403, 98936), (596, 66898), (664, 60047), (806, 49468), (1079, 36952), (1192, 33449), (1612, 24734), (1937, 20584), (2158, 18476), (2573, 15496), (3224, 12367), (3874, 10292), (4316, 9238), (4619, 8632), (5146, 7748)]