1325835

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:105

約数の個数: 64

約数和(自身を含む): 2856960

約数和(自身を除く): 1531125

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 27, 35, 45, 61, 63, 69, 105, 115, 135, 161, 183, 189, 207, 305, 315, 345, 427, 483, 549, 621, 805, 915, 945, 1035, 1281, 1403, 1449, 1647, 2135, 2415, 2745, 3105, 3843, 4209, 4347, 6405, 7015, 7245, 8235, 9821, 11529, 12627, 19215, 21045, 21735, 29463, 37881, 49105, 57645, 63135, 88389, 147315, 189405, 265167, 441945, 1325835]

約数ペア:

[(1, 1325835), (3, 441945), (5, 265167), (7, 189405), (9, 147315), (15, 88389), (21, 63135), (23, 57645), (27, 49105), (35, 37881), (45, 29463), (61, 21735), (63, 21045), (69, 19215), (105, 12627), (115, 11529), (135, 9821), (161, 8235), (183, 7245), (189, 7015), (207, 6405), (305, 4347), (315, 4209), (345, 3843), (427, 3105), (483, 2745), (549, 2415), (621, 2135), (805, 1647), (915, 1449), (945, 1403), (1035, 1281)]