209957622

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{773}}^1$

素因数の和:1037

約数の個数: 64

約数和(自身を含む): 499322880

約数和(自身を除く): 289365258

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 203, 223, 406, 446, 609, 669, 773, 1218, 1338, 1546, 1561, 2319, 3122, 4638, 4683, 5411, 6467, 9366, 10822, 12934, 16233, 19401, 22417, 32466, 38802, 44834, 45269, 67251, 90538, 134502, 135807, 156919, 172379, 271614, 313838, 344758, 470757, 517137, 941514, 1034274, 1206653, 2413306, 3619959, 4998991, 7239918, 9997982, 14996973, 29993946, 34992937, 69985874, 104978811, 209957622]

約数ペア:

[(1, 209957622), (2, 104978811), (3, 69985874), (6, 34992937), (7, 29993946), (14, 14996973), (21, 9997982), (29, 7239918), (42, 4998991), (58, 3619959), (87, 2413306), (174, 1206653), (203, 1034274), (223, 941514), (406, 517137), (446, 470757), (609, 344758), (669, 313838), (773, 271614), (1218, 172379), (1338, 156919), (1546, 135807), (1561, 134502), (2319, 90538), (3122, 67251), (4638, 45269), (4683, 44834), (5411, 38802), (6467, 32466), (9366, 22417), (10822, 19401), (12934, 16233)]