319340788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{547}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 614373760

約数和(自身を除く): 295032972

約数列:

[1, 2, 4, 13, 26, 52, 103, 109, 206, 218, 412, 436, 547, 1094, 1339, 1417, 2188, 2678, 2834, 5356, 5668, 7111, 11227, 14222, 22454, 28444, 44908, 56341, 59623, 112682, 119246, 145951, 225364, 238492, 291902, 583804, 732433, 775099, 1464866, 1550198, 2929732, 3100396, 6141169, 12282338, 24564676, 79835197, 159670394, 319340788]

約数ペア:

[(1, 319340788), (2, 159670394), (4, 79835197), (13, 24564676), (26, 12282338), (52, 6141169), (103, 3100396), (109, 2929732), (206, 1550198), (218, 1464866), (412, 775099), (436, 732433), (547, 583804), (1094, 291902), (1339, 238492), (1417, 225364), (2188, 145951), (2678, 119246), (2834, 112682), (5356, 59623), (5668, 56341), (7111, 44908), (11227, 28444), (14222, 22454)]