397820412

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{271}}^1\times {\mathrm{337}}^1$

素因数の和:640

約数の個数: 108

約数和(自身を含む): 1112701408

約数和(自身を除く): 714880996

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 271, 337, 363, 396, 484, 542, 674, 726, 813, 1011, 1084, 1089, 1348, 1452, 1626, 2022, 2178, 2439, 2981, 3033, 3252, 3707, 4044, 4356, 4878, 5962, 6066, 7414, 8943, 9756, 11121, 11924, 12132, 14828, 17886, 22242, 26829, 32791, 33363, 35772, 40777, 44484, 53658, 65582, 66726, 81554, 91327, 98373, 107316, 122331, 131164, 133452, 163108, 182654, 196746, 244662, 273981, 295119, 365308, 366993, 393492, 489324, 547962, 590238, 733986, 821943, 1004597, 1095924, 1180476, 1467972, 1643886, 2009194, 3013791, 3287772, 4018388, 6027582, 9041373, 11050567, 12055164, 18082746, 22101134, 33151701, 36165492, 44202268, 66303402, 99455103, 132606804, 198910206, 397820412]

約数ペア:

[(1, 397820412), (2, 198910206), (3, 132606804), (4, 99455103), (6, 66303402), (9, 44202268), (11, 36165492), (12, 33151701), (18, 22101134), (22, 18082746), (33, 12055164), (36, 11050567), (44, 9041373), (66, 6027582), (99, 4018388), (121, 3287772), (132, 3013791), (198, 2009194), (242, 1643886), (271, 1467972), (337, 1180476), (363, 1095924), (396, 1004597), (484, 821943), (542, 733986), (674, 590238), (726, 547962), (813, 489324), (1011, 393492), (1084, 366993), (1089, 365308), (1348, 295119), (1452, 273981), (1626, 244662), (2022, 196746), (2178, 182654), (2439, 163108), (2981, 133452), (3033, 131164), (3252, 122331), (3707, 107316), (4044, 98373), (4356, 91327), (4878, 81554), (5962, 66726), (6066, 65582), (7414, 53658), (8943, 44484), (9756, 40777), (11121, 35772), (11924, 33363), (12132, 32791), (14828, 26829), (17886, 22242)]