311947155

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{12401}}^1$

素因数の和:12468

約数の個数: 48

約数和(自身を含む): 595891296

約数和(自身を除く): 283944141

約数列:

[1, 3, 5, 9, 13, 15, 39, 43, 45, 65, 117, 129, 195, 215, 387, 559, 585, 645, 1677, 1935, 2795, 5031, 8385, 12401, 25155, 37203, 62005, 111609, 161213, 186015, 483639, 533243, 558045, 806065, 1450917, 1599729, 2418195, 2666215, 4799187, 6932159, 7254585, 7998645, 20796477, 23995935, 34660795, 62389431, 103982385, 311947155]

約数ペア:

[(1, 311947155), (3, 103982385), (5, 62389431), (9, 34660795), (13, 23995935), (15, 20796477), (39, 7998645), (43, 7254585), (45, 6932159), (65, 4799187), (117, 2666215), (129, 2418195), (195, 1599729), (215, 1450917), (387, 806065), (559, 558045), (585, 533243), (645, 483639), (1677, 186015), (1935, 161213), (2795, 111609), (5031, 62005), (8385, 37203), (12401, 25155)]