28931854

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:233

約数の個数: 48

約数和(自身を含む): 53023680

約数和(自身を除く): 24091826

約数列:

[1, 2, 7, 14, 37, 49, 74, 79, 98, 101, 158, 202, 259, 518, 553, 707, 1106, 1414, 1813, 2923, 3626, 3737, 3871, 4949, 5846, 7474, 7742, 7979, 9898, 15958, 20461, 26159, 40922, 52318, 55853, 111706, 143227, 183113, 286454, 295223, 366226, 390971, 590446, 781942, 2066561, 4133122, 14465927, 28931854]

約数ペア:

[(1, 28931854), (2, 14465927), (7, 4133122), (14, 2066561), (37, 781942), (49, 590446), (74, 390971), (79, 366226), (98, 295223), (101, 286454), (158, 183113), (202, 143227), (259, 111706), (518, 55853), (553, 52318), (707, 40922), (1106, 26159), (1414, 20461), (1813, 15958), (2923, 9898), (3626, 7979), (3737, 7742), (3871, 7474), (4949, 5846)]