253797992

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{146197}}^1$

素因数の和:146241

約数の個数: 32

約数和(自身を含む): 561400320

約数和(自身を除く): 307602328

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 146197, 292394, 584788, 1023379, 1169576, 2046758, 4093516, 4532107, 8187032, 9064214, 18128428, 31724749, 36256856, 63449498, 126898996, 253797992]

約数ペア:

[(1, 253797992), (2, 126898996), (4, 63449498), (7, 36256856), (8, 31724749), (14, 18128428), (28, 9064214), (31, 8187032), (56, 4532107), (62, 4093516), (124, 2046758), (217, 1169576), (248, 1023379), (434, 584788), (868, 292394), (1736, 146197)]