1388889568

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{23627}}^1$

素因数の和:23815

約数の個数: 48

約数和(自身を含む): 3000945024

約数和(自身を除く): 1612055456

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 167, 176, 334, 352, 668, 1336, 1837, 2672, 3674, 5344, 7348, 14696, 23627, 29392, 47254, 58784, 94508, 189016, 259897, 378032, 519794, 756064, 1039588, 2079176, 3945709, 4158352, 7891418, 8316704, 15782836, 31565672, 43402799, 63131344, 86805598, 126262688, 173611196, 347222392, 694444784, 1388889568]

約数ペア:

[(1, 1388889568), (2, 694444784), (4, 347222392), (8, 173611196), (11, 126262688), (16, 86805598), (22, 63131344), (32, 43402799), (44, 31565672), (88, 15782836), (167, 8316704), (176, 7891418), (334, 4158352), (352, 3945709), (668, 2079176), (1336, 1039588), (1837, 756064), (2672, 519794), (3674, 378032), (5344, 259897), (7348, 189016), (14696, 94508), (23627, 58784), (29392, 47254)]