1318597072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{15809}}^1$

素因数の和:16231

約数の個数: 40

約数和(自身を含む): 2758339080

約数和(自身を除く): 1439742008

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 401, 802, 1604, 3208, 5213, 6416, 10426, 15809, 20852, 31618, 41704, 63236, 83408, 126472, 205517, 252944, 411034, 822068, 1644136, 3288272, 6339409, 12678818, 25357636, 50715272, 82412317, 101430544, 164824634, 329649268, 659298536, 1318597072]

約数ペア:

[(1, 1318597072), (2, 659298536), (4, 329649268), (8, 164824634), (13, 101430544), (16, 82412317), (26, 50715272), (52, 25357636), (104, 12678818), (208, 6339409), (401, 3288272), (802, 1644136), (1604, 822068), (3208, 411034), (5213, 252944), (6416, 205517), (10426, 126472), (15809, 83408), (20852, 63236), (31618, 41704)]