31462928

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:244

約数の個数: 80

約数和(自身を含む): 73328640

約数和(自身を除く): 41865712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 47, 56, 86, 94, 112, 139, 172, 188, 278, 301, 329, 344, 376, 556, 602, 658, 688, 752, 973, 1112, 1204, 1316, 1946, 2021, 2224, 2408, 2632, 3892, 4042, 4816, 5264, 5977, 6533, 7784, 8084, 11954, 13066, 14147, 15568, 16168, 23908, 26132, 28294, 32336, 41839, 45731, 47816, 52264, 56588, 83678, 91462, 95632, 104528, 113176, 167356, 182924, 226352, 280919, 334712, 365848, 561838, 669424, 731696, 1123676, 1966433, 2247352, 3932866, 4494704, 7865732, 15731464, 31462928]

約数ペア:

[(1, 31462928), (2, 15731464), (4, 7865732), (7, 4494704), (8, 3932866), (14, 2247352), (16, 1966433), (28, 1123676), (43, 731696), (47, 669424), (56, 561838), (86, 365848), (94, 334712), (112, 280919), (139, 226352), (172, 182924), (188, 167356), (278, 113176), (301, 104528), (329, 95632), (344, 91462), (376, 83678), (556, 56588), (602, 52264), (658, 47816), (688, 45731), (752, 41839), (973, 32336), (1112, 28294), (1204, 26132), (1316, 23908), (1946, 16168), (2021, 15568), (2224, 14147), (2408, 13066), (2632, 11954), (3892, 8084), (4042, 7784), (4816, 6533), (5264, 5977)]