3823890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 10644480

約数和(自身を除く): 6820590

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 131, 139, 210, 262, 278, 393, 417, 655, 695, 786, 834, 917, 973, 1310, 1390, 1834, 1946, 1965, 2085, 2751, 2919, 3930, 4170, 4585, 4865, 5502, 5838, 9170, 9730, 13755, 14595, 18209, 27510, 29190, 36418, 54627, 91045, 109254, 127463, 182090, 254926, 273135, 382389, 546270, 637315, 764778, 1274630, 1911945, 3823890]

約数ペア:

[(1, 3823890), (2, 1911945), (3, 1274630), (5, 764778), (6, 637315), (7, 546270), (10, 382389), (14, 273135), (15, 254926), (21, 182090), (30, 127463), (35, 109254), (42, 91045), (70, 54627), (105, 36418), (131, 29190), (139, 27510), (210, 18209), (262, 14595), (278, 13755), (393, 9730), (417, 9170), (655, 5838), (695, 5502), (786, 4865), (834, 4585), (917, 4170), (973, 3930), (1310, 2919), (1390, 2751), (1834, 2085), (1946, 1965)]