51812775

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{491}}^1$

素因数の和:581

約数の個数: 72

約数和(自身を含む): 107862144

約数和(自身を除く): 56049369

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 67, 75, 105, 175, 201, 225, 315, 335, 469, 491, 525, 603, 1005, 1407, 1473, 1575, 1675, 2345, 2455, 3015, 3437, 4221, 4419, 5025, 7035, 7365, 10311, 11725, 12275, 15075, 17185, 21105, 22095, 30933, 32897, 35175, 36825, 51555, 85925, 98691, 105525, 110475, 154665, 164485, 230279, 257775, 296073, 493455, 690837, 773325, 822425, 1151395, 1480365, 2072511, 2467275, 3454185, 5756975, 7401825, 10362555, 17270925, 51812775]

約数ペア:

[(1, 51812775), (3, 17270925), (5, 10362555), (7, 7401825), (9, 5756975), (15, 3454185), (21, 2467275), (25, 2072511), (35, 1480365), (45, 1151395), (63, 822425), (67, 773325), (75, 690837), (105, 493455), (175, 296073), (201, 257775), (225, 230279), (315, 164485), (335, 154665), (469, 110475), (491, 105525), (525, 98691), (603, 85925), (1005, 51555), (1407, 36825), (1473, 35175), (1575, 32897), (1675, 30933), (2345, 22095), (2455, 21105), (3015, 17185), (3437, 15075), (4221, 12275), (4419, 11725), (5025, 10311), (7035, 7365)]