668889232

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{122597}}^1$

素因数の和:122647

約数の個数: 40

約数和(自身を含む): 1459406592

約数和(自身を除く): 790517360

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 1364, 2728, 5456, 122597, 245194, 490388, 980776, 1348567, 1961552, 2697134, 3800507, 5394268, 7601014, 10788536, 15202028, 21577072, 30404056, 41805577, 60808112, 83611154, 167222308, 334444616, 668889232]

約数ペア:

[(1, 668889232), (2, 334444616), (4, 167222308), (8, 83611154), (11, 60808112), (16, 41805577), (22, 30404056), (31, 21577072), (44, 15202028), (62, 10788536), (88, 7601014), (124, 5394268), (176, 3800507), (248, 2697134), (341, 1961552), (496, 1348567), (682, 980776), (1364, 490388), (2728, 245194), (5456, 122597)]