31147914

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 74649600

約数和(自身を除く): 43501686

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 107, 174, 203, 214, 239, 321, 406, 478, 609, 642, 717, 749, 1218, 1434, 1498, 1673, 2247, 3103, 3346, 4494, 5019, 6206, 6931, 9309, 10038, 13862, 18618, 20793, 21721, 25573, 41586, 43442, 48517, 51146, 65163, 76719, 97034, 130326, 145551, 153438, 179011, 291102, 358022, 537033, 741617, 1074066, 1483234, 2224851, 4449702, 5191319, 10382638, 15573957, 31147914]

約数ペア:

[(1, 31147914), (2, 15573957), (3, 10382638), (6, 5191319), (7, 4449702), (14, 2224851), (21, 1483234), (29, 1074066), (42, 741617), (58, 537033), (87, 358022), (107, 291102), (174, 179011), (203, 153438), (214, 145551), (239, 130326), (321, 97034), (406, 76719), (478, 65163), (609, 51146), (642, 48517), (717, 43442), (749, 41586), (1218, 25573), (1434, 21721), (1498, 20793), (1673, 18618), (2247, 13862), (3103, 10038), (3346, 9309), (4494, 6931), (5019, 6206)]