15659216

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:411

約数の個数: 40

約数和(自身を含む): 31688448

約数和(自身を除く): 16029232

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 131, 241, 248, 262, 482, 496, 524, 964, 1048, 1928, 2096, 3856, 4061, 7471, 8122, 14942, 16244, 29884, 31571, 32488, 59768, 63142, 64976, 119536, 126284, 252568, 505136, 978701, 1957402, 3914804, 7829608, 15659216]

約数ペア:

[(1, 15659216), (2, 7829608), (4, 3914804), (8, 1957402), (16, 978701), (31, 505136), (62, 252568), (124, 126284), (131, 119536), (241, 64976), (248, 63142), (262, 59768), (482, 32488), (496, 31571), (524, 29884), (964, 16244), (1048, 14942), (1928, 8122), (2096, 7471), (3856, 4061)]