12721254

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1013}}^1$

素因数の和:1061

約数の個数: 64

約数和(自身を含む): 32707584

約数和(自身を除く): 19986330

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 23, 26, 39, 42, 46, 69, 78, 91, 138, 161, 182, 273, 299, 322, 483, 546, 598, 897, 966, 1013, 1794, 2026, 2093, 3039, 4186, 6078, 6279, 7091, 12558, 13169, 14182, 21273, 23299, 26338, 39507, 42546, 46598, 69897, 79014, 92183, 139794, 163093, 184366, 276549, 302887, 326186, 489279, 553098, 605774, 908661, 978558, 1817322, 2120209, 4240418, 6360627, 12721254]

約数ペア:

[(1, 12721254), (2, 6360627), (3, 4240418), (6, 2120209), (7, 1817322), (13, 978558), (14, 908661), (21, 605774), (23, 553098), (26, 489279), (39, 326186), (42, 302887), (46, 276549), (69, 184366), (78, 163093), (91, 139794), (138, 92183), (161, 79014), (182, 69897), (273, 46598), (299, 42546), (322, 39507), (483, 26338), (546, 23299), (598, 21273), (897, 14182), (966, 13169), (1013, 12558), (1794, 7091), (2026, 6279), (2093, 6078), (3039, 4186)]