8940393

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 17428320

約数和(自身を除く): 8487927

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 49, 57, 63, 77, 97, 99, 133, 147, 171, 209, 231, 291, 399, 441, 539, 627, 679, 693, 873, 931, 1067, 1197, 1463, 1617, 1843, 1881, 2037, 2793, 3201, 4389, 4753, 4851, 5529, 6111, 7469, 8379, 9603, 10241, 12901, 13167, 14259, 16587, 20273, 22407, 30723, 38703, 42777, 52283, 60819, 67221, 90307, 92169, 116109, 141911, 156849, 182457, 270921, 425733, 470547, 812763, 993377, 1277199, 2980131, 8940393]

約数ペア:

[(1, 8940393), (3, 2980131), (7, 1277199), (9, 993377), (11, 812763), (19, 470547), (21, 425733), (33, 270921), (49, 182457), (57, 156849), (63, 141911), (77, 116109), (97, 92169), (99, 90307), (133, 67221), (147, 60819), (171, 52283), (209, 42777), (231, 38703), (291, 30723), (399, 22407), (441, 20273), (539, 16587), (627, 14259), (679, 13167), (693, 12901), (873, 10241), (931, 9603), (1067, 8379), (1197, 7469), (1463, 6111), (1617, 5529), (1843, 4851), (1881, 4753), (2037, 4389), (2793, 3201)]