209661012

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{7457}}^1$

素因数の和:7549

約数の個数: 72

約数和(自身を含む): 586377792

約数和(自身を除く): 376716780

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 71, 99, 132, 142, 198, 213, 284, 396, 426, 639, 781, 852, 1278, 1562, 2343, 2556, 3124, 4686, 7029, 7457, 9372, 14058, 14914, 22371, 28116, 29828, 44742, 67113, 82027, 89484, 134226, 164054, 246081, 268452, 328108, 492162, 529447, 738243, 984324, 1058894, 1476486, 1588341, 2117788, 2952972, 3176682, 4765023, 5823917, 6353364, 9530046, 11647834, 17471751, 19060092, 23295668, 34943502, 52415253, 69887004, 104830506, 209661012]

約数ペア:

[(1, 209661012), (2, 104830506), (3, 69887004), (4, 52415253), (6, 34943502), (9, 23295668), (11, 19060092), (12, 17471751), (18, 11647834), (22, 9530046), (33, 6353364), (36, 5823917), (44, 4765023), (66, 3176682), (71, 2952972), (99, 2117788), (132, 1588341), (142, 1476486), (198, 1058894), (213, 984324), (284, 738243), (396, 529447), (426, 492162), (639, 328108), (781, 268452), (852, 246081), (1278, 164054), (1562, 134226), (2343, 89484), (2556, 82027), (3124, 67113), (4686, 44742), (7029, 29828), (7457, 28116), (9372, 22371), (14058, 14914)]