13575303

素因数分解:

$3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 24222720

約数和(自身を除く): 10647417

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 93, 147, 189, 217, 279, 331, 441, 651, 837, 993, 1323, 1519, 1953, 2317, 2979, 4557, 5859, 6951, 8937, 10261, 13671, 16219, 20853, 30783, 41013, 48657, 62559, 71827, 92349, 145971, 215481, 277047, 437913, 502789, 646443, 1508367, 1939329, 4525101, 13575303]

約数ペア:

[(1, 13575303), (3, 4525101), (7, 1939329), (9, 1508367), (21, 646443), (27, 502789), (31, 437913), (49, 277047), (63, 215481), (93, 145971), (147, 92349), (189, 71827), (217, 62559), (279, 48657), (331, 41013), (441, 30783), (651, 20853), (837, 16219), (993, 13671), (1323, 10261), (1519, 8937), (1953, 6951), (2317, 5859), (2979, 4557)]