213530876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{367}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 411995136

約数和(自身を除く): 198464260

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 167, 268, 334, 367, 668, 734, 871, 1468, 1742, 2171, 3484, 4342, 4771, 8684, 9542, 11189, 19084, 22378, 24589, 44756, 49178, 61289, 98356, 122578, 145457, 245156, 290914, 319657, 581828, 639314, 796757, 1278628, 1593514, 3187028, 4106363, 8212726, 16425452, 53382719, 106765438, 213530876]

約数ペア:

[(1, 213530876), (2, 106765438), (4, 53382719), (13, 16425452), (26, 8212726), (52, 4106363), (67, 3187028), (134, 1593514), (167, 1278628), (268, 796757), (334, 639314), (367, 581828), (668, 319657), (734, 290914), (871, 245156), (1468, 145457), (1742, 122578), (2171, 98356), (3484, 61289), (4342, 49178), (4771, 44756), (8684, 24589), (9542, 22378), (11189, 19084)]