154945084

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{641}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 317096640

約数和(自身を除く): 162151556

約数列:

[1, 2, 4, 7, 14, 28, 89, 97, 178, 194, 356, 388, 623, 641, 679, 1246, 1282, 1358, 2492, 2564, 2716, 4487, 8633, 8974, 17266, 17948, 34532, 57049, 60431, 62177, 114098, 120862, 124354, 228196, 241724, 248708, 399343, 435239, 798686, 870478, 1597372, 1740956, 5533753, 11067506, 22135012, 38736271, 77472542, 154945084]

約数ペア:

[(1, 154945084), (2, 77472542), (4, 38736271), (7, 22135012), (14, 11067506), (28, 5533753), (89, 1740956), (97, 1597372), (178, 870478), (194, 798686), (356, 435239), (388, 399343), (623, 248708), (641, 241724), (679, 228196), (1246, 124354), (1282, 120862), (1358, 114098), (2492, 62177), (2564, 60431), (2716, 57049), (4487, 34532), (8633, 17948), (8974, 17266)]