31001085

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 56429568

約数和(自身を除く): 25428483

約数列:

[1, 3, 5, 9, 15, 31, 45, 71, 93, 155, 213, 279, 313, 355, 465, 639, 939, 1065, 1395, 1565, 2201, 2817, 3195, 4695, 6603, 9703, 11005, 14085, 19809, 22223, 29109, 33015, 48515, 66669, 87327, 99045, 111115, 145545, 200007, 333345, 436635, 688913, 1000035, 2066739, 3444565, 6200217, 10333695, 31001085]

約数ペア:

[(1, 31001085), (3, 10333695), (5, 6200217), (9, 3444565), (15, 2066739), (31, 1000035), (45, 688913), (71, 436635), (93, 333345), (155, 200007), (213, 145545), (279, 111115), (313, 99045), (355, 87327), (465, 66669), (639, 48515), (939, 33015), (1065, 29109), (1395, 22223), (1565, 19809), (2201, 14085), (2817, 11005), (3195, 9703), (4695, 6603)]