287681488

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{619}}^1\times {\mathrm{937}}^1$

素因数の和:1595

約数の個数: 40

約数和(自身を含む): 576907520

約数和(自身を除く): 289226032

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 619, 937, 1238, 1874, 2476, 3748, 4952, 7496, 9904, 14992, 19189, 29047, 38378, 58094, 76756, 116188, 153512, 232376, 307024, 464752, 580003, 1160006, 2320012, 4640024, 9280048, 17980093, 35960186, 71920372, 143840744, 287681488]

約数ペア:

[(1, 287681488), (2, 143840744), (4, 71920372), (8, 35960186), (16, 17980093), (31, 9280048), (62, 4640024), (124, 2320012), (248, 1160006), (496, 580003), (619, 464752), (937, 307024), (1238, 232376), (1874, 153512), (2476, 116188), (3748, 76756), (4952, 58094), (7496, 38378), (9904, 29047), (14992, 19189)]