392689648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{60901}}^1$

素因数の和:60953

約数の個数: 40

約数和(自身を含む): 845806976

約数和(自身を除く): 453117328

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 60901, 121802, 243604, 487208, 791713, 974416, 1583426, 1887931, 3166852, 3775862, 6333704, 7551724, 12667408, 15103448, 24543103, 30206896, 49086206, 98172412, 196344824, 392689648]

約数ペア:

[(1, 392689648), (2, 196344824), (4, 98172412), (8, 49086206), (13, 30206896), (16, 24543103), (26, 15103448), (31, 12667408), (52, 7551724), (62, 6333704), (104, 3775862), (124, 3166852), (208, 1887931), (248, 1583426), (403, 974416), (496, 791713), (806, 487208), (1612, 243604), (3224, 121802), (6448, 60901)]