217678812012

素因数分解:

$2^2\times 3^2\times {\mathrm{439}}^1\times {\mathrm{3511}}^1\times {\mathrm{3923}}^1$

素因数の和:7883

約数の個数: 72

約数和(自身を含む): 551794763520

約数和(自身を除く): 334115951508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 439, 878, 1317, 1756, 2634, 3511, 3923, 3951, 5268, 7022, 7846, 7902, 10533, 11769, 14044, 15692, 15804, 21066, 23538, 31599, 35307, 42132, 47076, 63198, 70614, 126396, 141228, 1541329, 1722197, 3082658, 3444394, 4623987, 5166591, 6165316, 6888788, 9247974, 10333182, 13773653, 13871961, 15499773, 18495948, 20666364, 27547306, 27743922, 30999546, 41320959, 55094612, 55487844, 61999092, 82641918, 123962877, 165283836, 247925754, 495851508, 6046633667, 12093267334, 18139901001, 24186534668, 36279802002, 54419703003, 72559604004, 108839406006, 217678812012]

約数ペア:

[(1, 217678812012), (2, 108839406006), (3, 72559604004), (4, 54419703003), (6, 36279802002), (9, 24186534668), (12, 18139901001), (18, 12093267334), (36, 6046633667), (439, 495851508), (878, 247925754), (1317, 165283836), (1756, 123962877), (2634, 82641918), (3511, 61999092), (3923, 55487844), (3951, 55094612), (5268, 41320959), (7022, 30999546), (7846, 27743922), (7902, 27547306), (10533, 20666364), (11769, 18495948), (14044, 15499773), (15692, 13871961), (15804, 13773653), (21066, 10333182), (23538, 9247974), (31599, 6888788), (35307, 6165316), (42132, 5166591), (47076, 4623987), (63198, 3444394), (70614, 3082658), (126396, 1722197), (141228, 1541329)]