816568948

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{2417}}^1$

素因数の和:2596

約数の個数: 48

約数和(自身を含む): 1578180240

約数和(自身を除く): 761611292

約数列:

[1, 2, 4, 13, 26, 52, 73, 89, 146, 178, 292, 356, 949, 1157, 1898, 2314, 2417, 3796, 4628, 4834, 6497, 9668, 12994, 25988, 31421, 62842, 84461, 125684, 168922, 176441, 215113, 337844, 352882, 430226, 705764, 860452, 2293733, 2796469, 4587466, 5592938, 9174932, 11185876, 15703249, 31406498, 62812996, 204142237, 408284474, 816568948]

約数ペア:

[(1, 816568948), (2, 408284474), (4, 204142237), (13, 62812996), (26, 31406498), (52, 15703249), (73, 11185876), (89, 9174932), (146, 5592938), (178, 4587466), (292, 2796469), (356, 2293733), (949, 860452), (1157, 705764), (1898, 430226), (2314, 352882), (2417, 337844), (3796, 215113), (4628, 176441), (4834, 168922), (6497, 125684), (9668, 84461), (12994, 62842), (25988, 31421)]