397236496

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{56813}}^1$

素因数の和:56863

約数の個数: 40

約数和(自身を含む): 845392320

約数和(自身を除く): 448155824

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 3496, 6992, 56813, 113626, 227252, 454504, 909008, 1079447, 1306699, 2158894, 2613398, 4317788, 5226796, 8635576, 10453592, 17271152, 20907184, 24827281, 49654562, 99309124, 198618248, 397236496]

約数ペア:

[(1, 397236496), (2, 198618248), (4, 99309124), (8, 49654562), (16, 24827281), (19, 20907184), (23, 17271152), (38, 10453592), (46, 8635576), (76, 5226796), (92, 4317788), (152, 2613398), (184, 2158894), (304, 1306699), (368, 1079447), (437, 909008), (874, 454504), (1748, 227252), (3496, 113626), (6992, 56813)]