28659645

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2459}}^1$

素因数の和:2514

約数の個数: 48

約数和(自身を含む): 58331520

約数和(自身を除く): 29671875

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 37, 45, 63, 105, 111, 185, 259, 315, 333, 555, 777, 1295, 1665, 2331, 2459, 3885, 7377, 11655, 12295, 17213, 22131, 36885, 51639, 86065, 90983, 110655, 154917, 258195, 272949, 454915, 636881, 774585, 818847, 1364745, 1910643, 3184405, 4094235, 5731929, 9553215, 28659645]

約数ペア:

[(1, 28659645), (3, 9553215), (5, 5731929), (7, 4094235), (9, 3184405), (15, 1910643), (21, 1364745), (35, 818847), (37, 774585), (45, 636881), (63, 454915), (105, 272949), (111, 258195), (185, 154917), (259, 110655), (315, 90983), (333, 86065), (555, 51639), (777, 36885), (1295, 22131), (1665, 17213), (2331, 12295), (2459, 11655), (3885, 7377)]