31318432

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:413

約数の個数: 48

約数和(自身を含む): 64399104

約数和(自身を除く): 33080672

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 131, 241, 248, 262, 482, 496, 524, 964, 992, 1048, 1928, 2096, 3856, 4061, 4192, 7471, 7712, 8122, 14942, 16244, 29884, 31571, 32488, 59768, 63142, 64976, 119536, 126284, 129952, 239072, 252568, 505136, 978701, 1010272, 1957402, 3914804, 7829608, 15659216, 31318432]

約数ペア:

[(1, 31318432), (2, 15659216), (4, 7829608), (8, 3914804), (16, 1957402), (31, 1010272), (32, 978701), (62, 505136), (124, 252568), (131, 239072), (241, 129952), (248, 126284), (262, 119536), (482, 64976), (496, 63142), (524, 59768), (964, 32488), (992, 31571), (1048, 29884), (1928, 16244), (2096, 14942), (3856, 8122), (4061, 7712), (4192, 7471)]