197760915

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:441

約数の個数: 96

約数和(自身を含む): 402734592

約数和(自身を除く): 204973677

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 71, 85, 99, 153, 165, 187, 213, 255, 331, 355, 495, 561, 639, 765, 781, 935, 993, 1065, 1207, 1655, 1683, 2343, 2805, 2979, 3195, 3621, 3641, 3905, 4965, 5627, 6035, 7029, 8415, 10863, 10923, 11715, 13277, 14895, 16881, 18105, 18205, 23501, 28135, 32769, 35145, 39831, 50643, 54315, 54615, 61897, 66385, 70503, 84405, 117505, 119493, 163845, 185691, 199155, 211509, 253215, 258511, 309485, 352515, 399517, 557073, 597465, 775533, 928455, 1057545, 1198551, 1292555, 1997585, 2326599, 2785365, 3595653, 3877665, 4394687, 5992755, 11632995, 13184061, 17978265, 21973435, 39552183, 65920305, 197760915]

約数ペア:

[(1, 197760915), (3, 65920305), (5, 39552183), (9, 21973435), (11, 17978265), (15, 13184061), (17, 11632995), (33, 5992755), (45, 4394687), (51, 3877665), (55, 3595653), (71, 2785365), (85, 2326599), (99, 1997585), (153, 1292555), (165, 1198551), (187, 1057545), (213, 928455), (255, 775533), (331, 597465), (355, 557073), (495, 399517), (561, 352515), (639, 309485), (765, 258511), (781, 253215), (935, 211509), (993, 199155), (1065, 185691), (1207, 163845), (1655, 119493), (1683, 117505), (2343, 84405), (2805, 70503), (2979, 66385), (3195, 61897), (3621, 54615), (3641, 54315), (3905, 50643), (4965, 39831), (5627, 35145), (6035, 32769), (7029, 28135), (8415, 23501), (10863, 18205), (10923, 18105), (11715, 16881), (13277, 14895)]