121921016

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 280166400

約数和(自身を除く): 158245384

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 79, 98, 124, 127, 158, 196, 217, 248, 254, 316, 392, 434, 508, 553, 632, 868, 889, 1016, 1106, 1519, 1736, 1778, 2212, 2449, 3038, 3556, 3871, 3937, 4424, 4898, 6076, 6223, 7112, 7742, 7874, 9796, 10033, 12152, 12446, 15484, 15748, 17143, 19592, 20066, 24892, 27559, 30968, 31496, 34286, 40132, 49784, 55118, 68572, 70231, 80264, 110236, 120001, 137144, 140462, 192913, 220472, 240002, 280924, 311023, 385826, 480004, 491617, 561848, 622046, 771652, 960008, 983234, 1244092, 1543304, 1966468, 2177161, 2488184, 3932936, 4354322, 8708644, 15240127, 17417288, 30480254, 60960508, 121921016]

約数ペア:

[(1, 121921016), (2, 60960508), (4, 30480254), (7, 17417288), (8, 15240127), (14, 8708644), (28, 4354322), (31, 3932936), (49, 2488184), (56, 2177161), (62, 1966468), (79, 1543304), (98, 1244092), (124, 983234), (127, 960008), (158, 771652), (196, 622046), (217, 561848), (248, 491617), (254, 480004), (316, 385826), (392, 311023), (434, 280924), (508, 240002), (553, 220472), (632, 192913), (868, 140462), (889, 137144), (1016, 120001), (1106, 110236), (1519, 80264), (1736, 70231), (1778, 68572), (2212, 55118), (2449, 49784), (3038, 40132), (3556, 34286), (3871, 31496), (3937, 30968), (4424, 27559), (4898, 24892), (6076, 20066), (6223, 19592), (7112, 17143), (7742, 15748), (7874, 15484), (9796, 12446), (10033, 12152)]