171771628

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{4423}}^1$

素因数の和:4526

約数の個数: 48

約数和(自身を含む): 366661120

約数和(自身を除く): 194889492

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 73, 76, 133, 146, 266, 292, 511, 532, 1022, 1387, 2044, 2774, 4423, 5548, 8846, 9709, 17692, 19418, 30961, 38836, 61922, 84037, 123844, 168074, 322879, 336148, 588259, 645758, 1176518, 1291516, 2260153, 2353036, 4520306, 6134701, 9040612, 12269402, 24538804, 42942907, 85885814, 171771628]

約数ペア:

[(1, 171771628), (2, 85885814), (4, 42942907), (7, 24538804), (14, 12269402), (19, 9040612), (28, 6134701), (38, 4520306), (73, 2353036), (76, 2260153), (133, 1291516), (146, 1176518), (266, 645758), (292, 588259), (511, 336148), (532, 322879), (1022, 168074), (1387, 123844), (2044, 84037), (2774, 61922), (4423, 38836), (5548, 30961), (8846, 19418), (9709, 17692)]