249327358

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{4133}}^1$

素因数の和:4312

約数の個数: 32

約数和(自身を含む): 444487680

約数和(自身を除く): 195160322

約数列:

[1, 2, 7, 14, 31, 62, 139, 217, 278, 434, 973, 1946, 4133, 4309, 8266, 8618, 28931, 30163, 57862, 60326, 128123, 256246, 574487, 896861, 1148974, 1793722, 4021409, 8042818, 17809097, 35618194, 124663679, 249327358]

約数ペア:

[(1, 249327358), (2, 124663679), (7, 35618194), (14, 17809097), (31, 8042818), (62, 4021409), (139, 1793722), (217, 1148974), (278, 896861), (434, 574487), (973, 256246), (1946, 128123), (4133, 60326), (4309, 57862), (8266, 30163), (8618, 28931)]