49420539

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 89867232

約数和(自身を除く): 40446693

約数列:

[1, 3, 7, 9, 19, 21, 41, 53, 57, 63, 123, 133, 159, 171, 287, 361, 369, 371, 399, 477, 779, 861, 1007, 1083, 1113, 1197, 2173, 2337, 2527, 2583, 3021, 3249, 3339, 5453, 6519, 7011, 7049, 7581, 9063, 14801, 15211, 16359, 19133, 19557, 21147, 22743, 41287, 44403, 45633, 49077, 57399, 63441, 103607, 123861, 133209, 133931, 136899, 172197, 289009, 310821, 371583, 401793, 784453, 867027, 932463, 1205379, 2353359, 2601081, 5491171, 7060077, 16473513, 49420539]

約数ペア:

[(1, 49420539), (3, 16473513), (7, 7060077), (9, 5491171), (19, 2601081), (21, 2353359), (41, 1205379), (53, 932463), (57, 867027), (63, 784453), (123, 401793), (133, 371583), (159, 310821), (171, 289009), (287, 172197), (361, 136899), (369, 133931), (371, 133209), (399, 123861), (477, 103607), (779, 63441), (861, 57399), (1007, 49077), (1083, 45633), (1113, 44403), (1197, 41287), (2173, 22743), (2337, 21147), (2527, 19557), (2583, 19133), (3021, 16359), (3249, 15211), (3339, 14801), (5453, 9063), (6519, 7581), (7011, 7049)]