1321492515

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{887}}^1\times {\mathrm{2027}}^1$

素因数の和:2936

約数の個数: 48

約数和(自身を含む): 2463581952

約数和(自身を除く): 1142089437

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 887, 2027, 2661, 4435, 6081, 6209, 10135, 13305, 14189, 18627, 30405, 31045, 42567, 43463, 70945, 93135, 99323, 130389, 212835, 217315, 297969, 496615, 651945, 1489845, 1797949, 5393847, 8989745, 12585643, 26969235, 37756929, 62928215, 88099501, 188784645, 264298503, 440497505, 1321492515]

約数ペア:

[(1, 1321492515), (3, 440497505), (5, 264298503), (7, 188784645), (15, 88099501), (21, 62928215), (35, 37756929), (49, 26969235), (105, 12585643), (147, 8989745), (245, 5393847), (735, 1797949), (887, 1489845), (2027, 651945), (2661, 496615), (4435, 297969), (6081, 217315), (6209, 212835), (10135, 130389), (13305, 99323), (14189, 93135), (18627, 70945), (30405, 43463), (31045, 42567)]