255349976

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{21013}}^1$

素因数の和:21064

約数の個数: 48

約数和(自身を含む): 574943040

約数和(自身を除く): 319593064

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 392, 434, 868, 1519, 1736, 3038, 6076, 12152, 21013, 42026, 84052, 147091, 168104, 294182, 588364, 651403, 1029637, 1176728, 1302806, 2059274, 2605612, 4118548, 4559821, 5211224, 8237096, 9119642, 18239284, 31918747, 36478568, 63837494, 127674988, 255349976]

約数ペア:

[(1, 255349976), (2, 127674988), (4, 63837494), (7, 36478568), (8, 31918747), (14, 18239284), (28, 9119642), (31, 8237096), (49, 5211224), (56, 4559821), (62, 4118548), (98, 2605612), (124, 2059274), (196, 1302806), (217, 1176728), (248, 1029637), (392, 651403), (434, 588364), (868, 294182), (1519, 168104), (1736, 147091), (3038, 84052), (6076, 42026), (12152, 21013)]