258670317

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 383116352

約数和(自身を除く): 124446035

約数列:

[1, 3, 17, 51, 61, 67, 73, 183, 201, 219, 289, 867, 1037, 1139, 1241, 3111, 3417, 3723, 4087, 4453, 4891, 12261, 13359, 14673, 17629, 19363, 21097, 52887, 58089, 63291, 69479, 75701, 83147, 208437, 227103, 249441, 298351, 895053, 1181143, 1286917, 1413499, 3543429, 3860751, 4240497, 5071967, 15215901, 86223439, 258670317]

約数ペア:

[(1, 258670317), (3, 86223439), (17, 15215901), (51, 5071967), (61, 4240497), (67, 3860751), (73, 3543429), (183, 1413499), (201, 1286917), (219, 1181143), (289, 895053), (867, 298351), (1037, 249441), (1139, 227103), (1241, 208437), (3111, 83147), (3417, 75701), (3723, 69479), (4087, 63291), (4453, 58089), (4891, 52887), (12261, 21097), (13359, 19363), (14673, 17629)]