261111642

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{208223}}^1$

素因数の和:208258

約数の個数: 32

約数和(自身を含む): 599685120

約数和(自身を除く): 338573478

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 114, 209, 418, 627, 1254, 208223, 416446, 624669, 1249338, 2290453, 3956237, 4580906, 6871359, 7912474, 11868711, 13742718, 23737422, 43518607, 87037214, 130555821, 261111642]

約数ペア:

[(1, 261111642), (2, 130555821), (3, 87037214), (6, 43518607), (11, 23737422), (19, 13742718), (22, 11868711), (33, 7912474), (38, 6871359), (57, 4580906), (66, 3956237), (114, 2290453), (209, 1249338), (418, 624669), (627, 416446), (1254, 208223)]