619972804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1\times {\mathrm{607}}^1$

素因数の和:928

約数の個数: 48

約数和(自身を含む): 1201213440

約数和(自身を除く): 581240636

約数列:

[1, 2, 4, 11, 22, 44, 139, 167, 278, 334, 556, 607, 668, 1214, 1529, 1837, 2428, 3058, 3674, 6116, 6677, 7348, 13354, 23213, 26708, 46426, 84373, 92852, 101369, 168746, 202738, 255343, 337492, 405476, 510686, 928103, 1021372, 1115059, 1856206, 2230118, 3712412, 4460236, 14090291, 28180582, 56361164, 154993201, 309986402, 619972804]

約数ペア:

[(1, 619972804), (2, 309986402), (4, 154993201), (11, 56361164), (22, 28180582), (44, 14090291), (139, 4460236), (167, 3712412), (278, 2230118), (334, 1856206), (556, 1115059), (607, 1021372), (668, 928103), (1214, 510686), (1529, 405476), (1837, 337492), (2428, 255343), (3058, 202738), (3674, 168746), (6116, 101369), (6677, 92852), (7348, 84373), (13354, 46426), (23213, 26708)]