123400844

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{55787}}^1$

素因数の和:55877

約数の個数: 24

約数和(自身を含む): 249930240

約数和(自身を除く): 126529396

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 55787, 111574, 223148, 390509, 781018, 1562036, 4407173, 8814346, 17628692, 30850211, 61700422, 123400844]

約数ペア:

[(1, 123400844), (2, 61700422), (4, 30850211), (7, 17628692), (14, 8814346), (28, 4407173), (79, 1562036), (158, 781018), (316, 390509), (553, 223148), (1106, 111574), (2212, 55787)]