217322586

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{29959}}^1$

素因数の和:30011

約数の個数: 48

約数和(自身を含む): 523461120

約数和(自身を除く): 306138534

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 3627, 7254, 29959, 59918, 89877, 179754, 269631, 389467, 539262, 778934, 928729, 1168401, 1857458, 2336802, 2786187, 3505203, 5572374, 7010406, 8358561, 12073477, 16717122, 24146954, 36220431, 72440862, 108661293, 217322586]

約数ペア:

[(1, 217322586), (2, 108661293), (3, 72440862), (6, 36220431), (9, 24146954), (13, 16717122), (18, 12073477), (26, 8358561), (31, 7010406), (39, 5572374), (62, 3505203), (78, 2786187), (93, 2336802), (117, 1857458), (186, 1168401), (234, 928729), (279, 778934), (403, 539262), (558, 389467), (806, 269631), (1209, 179754), (2418, 89877), (3627, 59918), (7254, 29959)]