71889465

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2917}}^1$

素因数の和:3009

約数の個数: 32

約数和(自身を含む): 121015296

約数和(自身を除く): 49125831

約数列:

[1, 3, 5, 15, 31, 53, 93, 155, 159, 265, 465, 795, 1643, 2917, 4929, 8215, 8751, 14585, 24645, 43755, 90427, 154601, 271281, 452135, 463803, 773005, 1356405, 2319015, 4792631, 14377893, 23963155, 71889465]

約数ペア:

[(1, 71889465), (3, 23963155), (5, 14377893), (15, 4792631), (31, 2319015), (53, 1356405), (93, 773005), (155, 463803), (159, 452135), (265, 271281), (465, 154601), (795, 90427), (1643, 43755), (2917, 24645), (4929, 14585), (8215, 8751)]