704531457

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1789}}^1$

素因数の和:1875

約数の個数: 72

約数和(自身を含む): 1273334400

約数和(自身を除く): 568802943

約数列:

[1, 3, 7, 9, 19, 21, 47, 49, 57, 63, 133, 141, 147, 171, 329, 399, 423, 441, 893, 931, 987, 1197, 1789, 2303, 2679, 2793, 2961, 5367, 6251, 6909, 8037, 8379, 12523, 16101, 18753, 20727, 33991, 37569, 43757, 56259, 84083, 87661, 101973, 112707, 131271, 237937, 252249, 262983, 305919, 393813, 588581, 713811, 756747, 788949, 1597577, 1665559, 1765743, 2141433, 4120067, 4792731, 4996677, 5297229, 11183039, 12360201, 14378193, 14990031, 33549117, 37080603, 78281273, 100647351, 234843819, 704531457]

約数ペア:

[(1, 704531457), (3, 234843819), (7, 100647351), (9, 78281273), (19, 37080603), (21, 33549117), (47, 14990031), (49, 14378193), (57, 12360201), (63, 11183039), (133, 5297229), (141, 4996677), (147, 4792731), (171, 4120067), (329, 2141433), (399, 1765743), (423, 1665559), (441, 1597577), (893, 788949), (931, 756747), (987, 713811), (1197, 588581), (1789, 393813), (2303, 305919), (2679, 262983), (2793, 252249), (2961, 237937), (5367, 131271), (6251, 112707), (6909, 101973), (8037, 87661), (8379, 84083), (12523, 56259), (16101, 43757), (18753, 37569), (20727, 33991)]