31237367031

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{12251}}^1$

素因数の和:12357

約数の個数: 96

約数和(自身を含む): 54230292480

約数和(自身を除く): 22992925449

約数列:

[1, 3, 9, 13, 19, 31, 37, 39, 57, 93, 111, 117, 171, 247, 279, 333, 403, 481, 589, 703, 741, 1147, 1209, 1443, 1767, 2109, 2223, 3441, 3627, 4329, 5301, 6327, 7657, 9139, 10323, 12251, 14911, 21793, 22971, 27417, 36753, 44733, 65379, 68913, 82251, 110259, 134199, 159263, 196137, 232769, 283309, 379781, 453287, 477789, 698307, 849927, 1139343, 1359861, 1433367, 2094921, 2549781, 3025997, 3418029, 4079583, 4937153, 5892731, 7215839, 8612453, 9077991, 14051897, 14811459, 17678193, 21647517, 25837359, 27233973, 42155691, 44434377, 53034579, 64942551, 77512077, 93805907, 111961889, 126467073, 182674661, 266986043, 281417721, 335885667, 548023983, 800958129, 844253163, 1007657001, 1644071949, 2402874387, 3470818559, 10412455677, 31237367031]

約数ペア:

[(1, 31237367031), (3, 10412455677), (9, 3470818559), (13, 2402874387), (19, 1644071949), (31, 1007657001), (37, 844253163), (39, 800958129), (57, 548023983), (93, 335885667), (111, 281417721), (117, 266986043), (171, 182674661), (247, 126467073), (279, 111961889), (333, 93805907), (403, 77512077), (481, 64942551), (589, 53034579), (703, 44434377), (741, 42155691), (1147, 27233973), (1209, 25837359), (1443, 21647517), (1767, 17678193), (2109, 14811459), (2223, 14051897), (3441, 9077991), (3627, 8612453), (4329, 7215839), (5301, 5892731), (6327, 4937153), (7657, 4079583), (9139, 3418029), (10323, 3025997), (12251, 2549781), (14911, 2094921), (21793, 1433367), (22971, 1359861), (27417, 1139343), (36753, 849927), (44733, 698307), (65379, 477789), (68913, 453287), (82251, 379781), (110259, 283309), (134199, 232769), (159263, 196137)]