1728778863

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{83}}^1\times {\mathrm{449}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 2730067200

約数和(自身を除く): 1001288337

約数列:

[1, 3, 7, 21, 47, 83, 141, 249, 329, 449, 581, 987, 1347, 1743, 2209, 3143, 3901, 6627, 9429, 11703, 15463, 21103, 27307, 37267, 46389, 63309, 81921, 111801, 147721, 183347, 260869, 443163, 550041, 782607, 991841, 1283429, 1751549, 2975523, 3850287, 5254647, 6942887, 12260843, 20828661, 36782529, 82322803, 246968409, 576259621, 1728778863]

約数ペア:

[(1, 1728778863), (3, 576259621), (7, 246968409), (21, 82322803), (47, 36782529), (83, 20828661), (141, 12260843), (249, 6942887), (329, 5254647), (449, 3850287), (581, 2975523), (987, 1751549), (1347, 1283429), (1743, 991841), (2209, 782607), (3143, 550041), (3901, 443163), (6627, 260869), (9429, 183347), (11703, 147721), (15463, 111801), (21103, 81921), (27307, 63309), (37267, 46389)]