213124938

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4639}}^1$

素因数の和:4707

約数の個数: 64

約数和(自身を含む): 498892800

約数和(自身を除く): 285767862

約数列:

[1, 2, 3, 6, 13, 19, 26, 31, 38, 39, 57, 62, 78, 93, 114, 186, 247, 403, 494, 589, 741, 806, 1178, 1209, 1482, 1767, 2418, 3534, 4639, 7657, 9278, 13917, 15314, 22971, 27834, 45942, 60307, 88141, 120614, 143809, 176282, 180921, 264423, 287618, 361842, 431427, 528846, 862854, 1145833, 1869517, 2291666, 2732371, 3437499, 3739034, 5464742, 5608551, 6874998, 8197113, 11217102, 16394226, 35520823, 71041646, 106562469, 213124938]

約数ペア:

[(1, 213124938), (2, 106562469), (3, 71041646), (6, 35520823), (13, 16394226), (19, 11217102), (26, 8197113), (31, 6874998), (38, 5608551), (39, 5464742), (57, 3739034), (62, 3437499), (78, 2732371), (93, 2291666), (114, 1869517), (186, 1145833), (247, 862854), (403, 528846), (494, 431427), (589, 361842), (741, 287618), (806, 264423), (1178, 180921), (1209, 176282), (1482, 143809), (1767, 120614), (2418, 88141), (3534, 60307), (4639, 45942), (7657, 27834), (9278, 22971), (13917, 15314)]