1327899136

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{83663}}^1$

素因数の和:83712

約数の個数: 40

約数和(自身を含む): 2738824704

約数和(自身を除く): 1410925568

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 15872, 83663, 167326, 334652, 669304, 1338608, 2593553, 2677216, 5187106, 5354432, 10374212, 10708864, 20748424, 21417728, 41496848, 42835456, 82993696, 165987392, 331974784, 663949568, 1327899136]

約数ペア:

[(1, 1327899136), (2, 663949568), (4, 331974784), (8, 165987392), (16, 82993696), (31, 42835456), (32, 41496848), (62, 21417728), (64, 20748424), (124, 10708864), (128, 10374212), (248, 5354432), (256, 5187106), (496, 2677216), (512, 2593553), (992, 1338608), (1984, 669304), (3968, 334652), (7936, 167326), (15872, 83663)]