679702914

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1997}}^1$

素因数の和:2213

約数の個数: 80

約数和(自身を含む): 1671031296

約数和(自身を除く): 991328382

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 191, 198, 297, 382, 573, 594, 891, 1146, 1719, 1782, 1997, 2101, 3438, 3994, 4202, 5157, 5991, 6303, 10314, 11982, 12606, 15471, 17973, 18909, 21967, 30942, 35946, 37818, 43934, 53919, 56727, 65901, 107838, 113454, 131802, 161757, 170181, 197703, 323514, 340362, 381427, 395406, 593109, 762854, 1144281, 1186218, 1779327, 2288562, 3432843, 3558654, 4195697, 6865686, 8391394, 10298529, 12587091, 20597058, 25174182, 30895587, 37761273, 61791174, 75522546, 113283819, 226567638, 339851457, 679702914]

約数ペア:

[(1, 679702914), (2, 339851457), (3, 226567638), (6, 113283819), (9, 75522546), (11, 61791174), (18, 37761273), (22, 30895587), (27, 25174182), (33, 20597058), (54, 12587091), (66, 10298529), (81, 8391394), (99, 6865686), (162, 4195697), (191, 3558654), (198, 3432843), (297, 2288562), (382, 1779327), (573, 1186218), (594, 1144281), (891, 762854), (1146, 593109), (1719, 395406), (1782, 381427), (1997, 340362), (2101, 323514), (3438, 197703), (3994, 170181), (4202, 161757), (5157, 131802), (5991, 113454), (6303, 107838), (10314, 65901), (11982, 56727), (12606, 53919), (15471, 43934), (17973, 37818), (18909, 35946), (21967, 30942)]