31355809324

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{218849}}^1$

素因数の和:218927

約数の個数: 72

約数和(自身を含む): 69158350800

約数和(自身を除く): 37802541476

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 43, 49, 68, 86, 98, 119, 172, 196, 238, 301, 476, 602, 731, 833, 1204, 1462, 1666, 2107, 2924, 3332, 4214, 5117, 8428, 10234, 20468, 35819, 71638, 143276, 218849, 437698, 875396, 1531943, 3063886, 3720433, 6127772, 7440866, 9410507, 10723601, 14881732, 18821014, 21447202, 26043031, 37642028, 42894404, 52086062, 65873549, 104172124, 131747098, 159978619, 182301217, 263494196, 319957238, 364602434, 461114843, 639914476, 729204868, 922229686, 1119850333, 1844459372, 2239700666, 4479401332, 7838952331, 15677904662, 31355809324]

約数ペア:

[(1, 31355809324), (2, 15677904662), (4, 7838952331), (7, 4479401332), (14, 2239700666), (17, 1844459372), (28, 1119850333), (34, 922229686), (43, 729204868), (49, 639914476), (68, 461114843), (86, 364602434), (98, 319957238), (119, 263494196), (172, 182301217), (196, 159978619), (238, 131747098), (301, 104172124), (476, 65873549), (602, 52086062), (731, 42894404), (833, 37642028), (1204, 26043031), (1462, 21447202), (1666, 18821014), (2107, 14881732), (2924, 10723601), (3332, 9410507), (4214, 7440866), (5117, 6127772), (8428, 3720433), (10234, 3063886), (20468, 1531943), (35819, 875396), (71638, 437698), (143276, 218849)]