897396315

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1259}}^1$

素因数の和:1388

約数の個数: 64

約数和(自身を含む): 1574899200

約数和(自身を除く): 677502885

約数列:

[1, 3, 5, 15, 19, 41, 57, 61, 95, 123, 183, 205, 285, 305, 615, 779, 915, 1159, 1259, 2337, 2501, 3477, 3777, 3895, 5795, 6295, 7503, 11685, 12505, 17385, 18885, 23921, 37515, 47519, 51619, 71763, 76799, 119605, 142557, 154857, 230397, 237595, 258095, 358815, 383995, 712785, 774285, 980761, 1151985, 1459181, 2942283, 3148759, 4377543, 4903805, 7295905, 9446277, 14711415, 15743795, 21887715, 47231385, 59826421, 179479263, 299132105, 897396315]

約数ペア:

[(1, 897396315), (3, 299132105), (5, 179479263), (15, 59826421), (19, 47231385), (41, 21887715), (57, 15743795), (61, 14711415), (95, 9446277), (123, 7295905), (183, 4903805), (205, 4377543), (285, 3148759), (305, 2942283), (615, 1459181), (779, 1151985), (915, 980761), (1159, 774285), (1259, 712785), (2337, 383995), (2501, 358815), (3477, 258095), (3777, 237595), (3895, 230397), (5795, 154857), (6295, 142557), (7503, 119605), (11685, 76799), (12505, 71763), (17385, 51619), (18885, 47519), (23921, 37515)]