213054752

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2521}}^1$

素因数の和:2689

約数の個数: 48

約数和(自身を含む): 444880800

約数和(自身を除く): 231826048

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 139, 152, 278, 304, 556, 608, 1112, 2224, 2521, 2641, 4448, 5042, 5282, 10084, 10564, 20168, 21128, 40336, 42256, 47899, 80672, 84512, 95798, 191596, 350419, 383192, 700838, 766384, 1401676, 1532768, 2803352, 5606704, 6657961, 11213408, 13315922, 26631844, 53263688, 106527376, 213054752]

約数ペア:

[(1, 213054752), (2, 106527376), (4, 53263688), (8, 26631844), (16, 13315922), (19, 11213408), (32, 6657961), (38, 5606704), (76, 2803352), (139, 1532768), (152, 1401676), (278, 766384), (304, 700838), (556, 383192), (608, 350419), (1112, 191596), (2224, 95798), (2521, 84512), (2641, 80672), (4448, 47899), (5042, 42256), (5282, 40336), (10084, 21128), (10564, 20168)]