67471371

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 111870720

約数和(自身を除く): 44399349

約数列:

[1, 3, 9, 11, 29, 33, 71, 87, 99, 213, 261, 319, 331, 639, 781, 957, 993, 2059, 2343, 2871, 2979, 3641, 6177, 7029, 9599, 10923, 18531, 22649, 23501, 28797, 32769, 67947, 70503, 86391, 105589, 203841, 211509, 258511, 316767, 681529, 775533, 950301, 2044587, 2326599, 6133761, 7496819, 22490457, 67471371]

約数ペア:

[(1, 67471371), (3, 22490457), (9, 7496819), (11, 6133761), (29, 2326599), (33, 2044587), (71, 950301), (87, 775533), (99, 681529), (213, 316767), (261, 258511), (319, 211509), (331, 203841), (639, 105589), (781, 86391), (957, 70503), (993, 67947), (2059, 32769), (2343, 28797), (2871, 23501), (2979, 22649), (3641, 18531), (6177, 10923), (7029, 9599)]