172935

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{61}}^1$

素因数の和:85

約数の個数: 40

約数和(自身を含む): 360096

約数和(自身を除く): 187161

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 61, 63, 81, 105, 135, 183, 189, 305, 315, 405, 427, 549, 567, 915, 945, 1281, 1647, 2135, 2745, 2835, 3843, 4941, 6405, 8235, 11529, 19215, 24705, 34587, 57645, 172935]

約数ペア:

[(1, 172935), (3, 57645), (5, 34587), (7, 24705), (9, 19215), (15, 11529), (21, 8235), (27, 6405), (35, 4941), (45, 3843), (61, 2835), (63, 2745), (81, 2135), (105, 1647), (135, 1281), (183, 945), (189, 915), (305, 567), (315, 549), (405, 427)]