387893272

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{12149}}^1$

素因数の和:12475

約数の個数: 32

約数和(自身を含む): 785862000

約数和(自身を除く): 397968728

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 307, 614, 1228, 2456, 3991, 7982, 12149, 15964, 24298, 31928, 48596, 97192, 157937, 315874, 631748, 1263496, 3729743, 7459486, 14918972, 29837944, 48486659, 96973318, 193946636, 387893272]

約数ペア:

[(1, 387893272), (2, 193946636), (4, 96973318), (8, 48486659), (13, 29837944), (26, 14918972), (52, 7459486), (104, 3729743), (307, 1263496), (614, 631748), (1228, 315874), (2456, 157937), (3991, 97192), (7982, 48596), (12149, 31928), (15964, 24298)]