388045502

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{1201}}^1$

素因数の和:1293

約数の個数: 48

約数和(自身を含む): 681937872

約数和(自身を除く): 293892370

約数列:

[1, 2, 13, 17, 26, 34, 43, 86, 221, 289, 442, 559, 578, 731, 1118, 1201, 1462, 2402, 3757, 7514, 9503, 12427, 15613, 19006, 20417, 24854, 31226, 40834, 51643, 103286, 161551, 265421, 323102, 347089, 530842, 671359, 694178, 877931, 1342718, 1755862, 4512157, 9024314, 11413103, 14924827, 22826206, 29849654, 194022751, 388045502]

約数ペア:

[(1, 388045502), (2, 194022751), (13, 29849654), (17, 22826206), (26, 14924827), (34, 11413103), (43, 9024314), (86, 4512157), (221, 1755862), (289, 1342718), (442, 877931), (559, 694178), (578, 671359), (731, 530842), (1118, 347089), (1201, 323102), (1462, 265421), (2402, 161551), (3757, 103286), (7514, 51643), (9503, 40834), (12427, 31226), (15613, 24854), (19006, 20417)]