212127482

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1$

素因数の和:411

約数の個数: 64

約数和(自身を含む): 398131200

約数和(自身を除く): 186003718

約数列:

[1, 2, 7, 14, 23, 31, 46, 62, 79, 158, 161, 217, 269, 322, 434, 538, 553, 713, 1106, 1426, 1817, 1883, 2449, 3634, 3766, 4898, 4991, 6187, 8339, 9982, 12374, 12719, 16678, 17143, 21251, 25438, 34286, 42502, 43309, 56327, 58373, 86618, 112654, 116746, 148757, 191797, 297514, 383594, 394289, 488773, 658781, 788578, 977546, 1317562, 1342579, 2685158, 3421411, 4611467, 6842822, 9222934, 15151963, 30303926, 106063741, 212127482]

約数ペア:

[(1, 212127482), (2, 106063741), (7, 30303926), (14, 15151963), (23, 9222934), (31, 6842822), (46, 4611467), (62, 3421411), (79, 2685158), (158, 1342579), (161, 1317562), (217, 977546), (269, 788578), (322, 658781), (434, 488773), (538, 394289), (553, 383594), (713, 297514), (1106, 191797), (1426, 148757), (1817, 116746), (1883, 112654), (2449, 86618), (3634, 58373), (3766, 56327), (4898, 43309), (4991, 42502), (6187, 34286), (8339, 25438), (9982, 21251), (12374, 17143), (12719, 16678)]