15577996

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 32643072

約数和(自身を除く): 17065076

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 131, 137, 217, 262, 274, 434, 524, 548, 868, 917, 959, 1834, 1918, 3668, 3836, 4061, 4247, 8122, 8494, 16244, 16988, 17947, 28427, 29729, 35894, 56854, 59458, 71788, 113708, 118916, 125629, 251258, 502516, 556357, 1112714, 2225428, 3894499, 7788998, 15577996]

約数ペア:

[(1, 15577996), (2, 7788998), (4, 3894499), (7, 2225428), (14, 1112714), (28, 556357), (31, 502516), (62, 251258), (124, 125629), (131, 118916), (137, 113708), (217, 71788), (262, 59458), (274, 56854), (434, 35894), (524, 29729), (548, 28427), (868, 17947), (917, 16988), (959, 16244), (1834, 8494), (1918, 8122), (3668, 4247), (3836, 4061)]