31507091278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{673}}^1\times {\mathrm{977}}^1$

素因数の和:1781

約数の個数: 64

約数和(自身を含む): 54263039040

約数和(自身を除く): 22755947762

約数列:

[1, 2, 13, 19, 26, 38, 97, 194, 247, 494, 673, 977, 1261, 1346, 1843, 1954, 2522, 3686, 8749, 12701, 12787, 17498, 18563, 23959, 25402, 25574, 37126, 47918, 65281, 94769, 130562, 166231, 189538, 241319, 332462, 482638, 657521, 848653, 1231997, 1240339, 1315042, 1697306, 1800611, 2463994, 2480678, 3601222, 8547773, 12492899, 16124407, 17095546, 23407943, 24985798, 32248814, 46815886, 63779537, 127559074, 162407687, 324815374, 829133981, 1211811203, 1658267962, 2423622406, 15753545639, 31507091278]

約数ペア:

[(1, 31507091278), (2, 15753545639), (13, 2423622406), (19, 1658267962), (26, 1211811203), (38, 829133981), (97, 324815374), (194, 162407687), (247, 127559074), (494, 63779537), (673, 46815886), (977, 32248814), (1261, 24985798), (1346, 23407943), (1843, 17095546), (1954, 16124407), (2522, 12492899), (3686, 8547773), (8749, 3601222), (12701, 2480678), (12787, 2463994), (17498, 1800611), (18563, 1697306), (23959, 1315042), (25402, 1240339), (25574, 1231997), (37126, 848653), (47918, 657521), (65281, 482638), (94769, 332462), (130562, 241319), (166231, 189538)]