15661454872

素因数分解:

$2^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1377679}}^1$

素因数の和:1377728

約数の個数: 48

約数和(自身を含む): 35337492000

約数和(自身を除く): 19676037128

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 49, 56, 58, 98, 116, 196, 203, 232, 392, 406, 812, 1421, 1624, 2842, 5684, 11368, 1377679, 2755358, 5510716, 9643753, 11021432, 19287506, 38575012, 39952691, 67506271, 77150024, 79905382, 135012542, 159810764, 270025084, 279668837, 319621528, 540050168, 559337674, 1118675348, 1957681859, 2237350696, 3915363718, 7830727436, 15661454872]

約数ペア:

[(1, 15661454872), (2, 7830727436), (4, 3915363718), (7, 2237350696), (8, 1957681859), (14, 1118675348), (28, 559337674), (29, 540050168), (49, 319621528), (56, 279668837), (58, 270025084), (98, 159810764), (116, 135012542), (196, 79905382), (203, 77150024), (232, 67506271), (392, 39952691), (406, 38575012), (812, 19287506), (1421, 11021432), (1624, 9643753), (2842, 5510716), (5684, 2755358), (11368, 1377679)]