15553601973

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1\times {\mathrm{443}}^1$

素因数の和:895

約数の個数: 96

約数和(自身を含む): 27989305344

約数和(自身を除く): 12435703371

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 163, 263, 273, 443, 489, 789, 819, 1141, 1329, 1467, 1841, 2119, 2367, 3101, 3419, 3423, 3987, 5523, 5759, 6357, 9303, 10257, 10269, 14833, 16569, 17277, 19071, 23933, 27909, 30771, 40313, 42869, 44499, 51831, 71799, 72209, 116509, 120939, 128607, 133497, 215397, 216627, 300083, 349527, 362817, 385821, 505463, 557297, 649881, 815563, 900249, 938717, 1048581, 1514617, 1516389, 1671891, 2446689, 2700747, 2816151, 3901079, 4543851, 4549167, 5015673, 6571019, 7340067, 8448453, 10602319, 11703237, 13631553, 18990967, 19713057, 31806957, 35109711, 56972901, 59139171, 95420871, 132936769, 170918703, 246882571, 398810307, 740647713, 1196430921, 1728177997, 2221943139, 5184533991, 15553601973]

約数ペア:

[(1, 15553601973), (3, 5184533991), (7, 2221943139), (9, 1728177997), (13, 1196430921), (21, 740647713), (39, 398810307), (63, 246882571), (91, 170918703), (117, 132936769), (163, 95420871), (263, 59139171), (273, 56972901), (443, 35109711), (489, 31806957), (789, 19713057), (819, 18990967), (1141, 13631553), (1329, 11703237), (1467, 10602319), (1841, 8448453), (2119, 7340067), (2367, 6571019), (3101, 5015673), (3419, 4549167), (3423, 4543851), (3987, 3901079), (5523, 2816151), (5759, 2700747), (6357, 2446689), (9303, 1671891), (10257, 1516389), (10269, 1514617), (14833, 1048581), (16569, 938717), (17277, 900249), (19071, 815563), (23933, 649881), (27909, 557297), (30771, 505463), (40313, 385821), (42869, 362817), (44499, 349527), (51831, 300083), (71799, 216627), (72209, 215397), (116509, 133497), (120939, 128607)]