830970903

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:436

約数の個数: 64

約数和(自身を含む): 1354235904

約数和(自身を除く): 523265001

約数列:

[1, 3, 7, 21, 31, 41, 93, 123, 163, 191, 217, 287, 489, 573, 651, 861, 1141, 1271, 1337, 3423, 3813, 4011, 5053, 5921, 6683, 7831, 8897, 15159, 17763, 20049, 23493, 26691, 31133, 35371, 41447, 46781, 54817, 93399, 106113, 124341, 140343, 164451, 207173, 217931, 242761, 621519, 653793, 728283, 965123, 1276453, 1450211, 1699327, 2895369, 3829359, 4350633, 5097981, 6755861, 8935171, 20267583, 26805513, 39570043, 118710129, 276990301, 830970903]

約数ペア:

[(1, 830970903), (3, 276990301), (7, 118710129), (21, 39570043), (31, 26805513), (41, 20267583), (93, 8935171), (123, 6755861), (163, 5097981), (191, 4350633), (217, 3829359), (287, 2895369), (489, 1699327), (573, 1450211), (651, 1276453), (861, 965123), (1141, 728283), (1271, 653793), (1337, 621519), (3423, 242761), (3813, 217931), (4011, 207173), (5053, 164451), (5921, 140343), (6683, 124341), (7831, 106113), (8897, 93399), (15159, 54817), (17763, 46781), (20049, 41447), (23493, 35371), (26691, 31133)]