870890265

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{787}}^1\times {\mathrm{1171}}^1$

素因数の和:1979

約数の個数: 64

約数和(自身を含む): 1773189120

約数和(自身を除く): 902298855

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 787, 945, 1171, 2361, 3513, 3935, 5509, 5855, 7083, 8197, 10539, 11805, 16527, 17565, 21249, 24591, 27545, 31617, 35415, 40985, 49581, 52695, 73773, 82635, 106245, 122955, 148743, 158085, 221319, 247905, 368865, 743715, 921577, 1106595, 2764731, 4607885, 6451039, 8294193, 13823655, 19353117, 24882579, 32255195, 41470965, 58059351, 96765585, 124412895, 174178053, 290296755, 870890265]

約数ペア:

[(1, 870890265), (3, 290296755), (5, 174178053), (7, 124412895), (9, 96765585), (15, 58059351), (21, 41470965), (27, 32255195), (35, 24882579), (45, 19353117), (63, 13823655), (105, 8294193), (135, 6451039), (189, 4607885), (315, 2764731), (787, 1106595), (945, 921577), (1171, 743715), (2361, 368865), (3513, 247905), (3935, 221319), (5509, 158085), (5855, 148743), (7083, 122955), (8197, 106245), (10539, 82635), (11805, 73773), (16527, 52695), (17565, 49581), (21249, 40985), (24591, 35415), (27545, 31617)]