215522648

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{22469}}^1$

素因数の和:22595

約数の個数: 32

約数和(自身を含む): 444906000

約数和(自身を除く): 229383352

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 109, 218, 436, 872, 1199, 2398, 4796, 9592, 22469, 44938, 89876, 179752, 247159, 494318, 988636, 1977272, 2449121, 4898242, 9796484, 19592968, 26940331, 53880662, 107761324, 215522648]

約数ペア:

[(1, 215522648), (2, 107761324), (4, 53880662), (8, 26940331), (11, 19592968), (22, 9796484), (44, 4898242), (88, 2449121), (109, 1977272), (218, 988636), (436, 494318), (872, 247159), (1199, 179752), (2398, 89876), (4796, 44938), (9592, 22469)]