257029374

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{23269}}^1$

素因数の和:23544

約数の個数: 32

約数和(自身を含む): 589754880

約数和(自身を除く): 332725506

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 263, 526, 789, 1578, 1841, 3682, 5523, 11046, 23269, 46538, 69807, 139614, 162883, 325766, 488649, 977298, 6119747, 12239494, 18359241, 36718482, 42838229, 85676458, 128514687, 257029374]

約数ペア:

[(1, 257029374), (2, 128514687), (3, 85676458), (6, 42838229), (7, 36718482), (14, 18359241), (21, 12239494), (42, 6119747), (263, 977298), (526, 488649), (789, 325766), (1578, 162883), (1841, 139614), (3682, 69807), (5523, 46538), (11046, 23269)]