309225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:70

約数の個数: 48

約数和(自身を含む): 634880

約数和(自身を除く): 325655

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 31, 35, 57, 75, 93, 95, 105, 133, 155, 175, 217, 285, 399, 465, 475, 525, 589, 651, 665, 775, 1085, 1425, 1767, 1995, 2325, 2945, 3255, 3325, 4123, 5425, 8835, 9975, 12369, 14725, 16275, 20615, 44175, 61845, 103075, 309225]

約数ペア:

[(1, 309225), (3, 103075), (5, 61845), (7, 44175), (15, 20615), (19, 16275), (21, 14725), (25, 12369), (31, 9975), (35, 8835), (57, 5425), (75, 4123), (93, 3325), (95, 3255), (105, 2945), (133, 2325), (155, 1995), (175, 1767), (217, 1425), (285, 1085), (399, 775), (465, 665), (475, 651), (525, 589)]