77278635

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:473

約数の個数: 72

約数和(自身を含む): 157815216

約数和(自身を除く): 80536581

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 101, 105, 147, 245, 303, 315, 347, 441, 505, 707, 735, 909, 1041, 1515, 1735, 2121, 2205, 2429, 3123, 3535, 4545, 4949, 5205, 6363, 7287, 10605, 12145, 14847, 15615, 17003, 21861, 24745, 31815, 35047, 36435, 44541, 51009, 74235, 85015, 105141, 109305, 153027, 175235, 222705, 245329, 255045, 315423, 525705, 735987, 765135, 1226645, 1577115, 1717303, 2207961, 3679935, 5151909, 8586515, 11039805, 15455727, 25759545, 77278635]

約数ペア:

[(1, 77278635), (3, 25759545), (5, 15455727), (7, 11039805), (9, 8586515), (15, 5151909), (21, 3679935), (35, 2207961), (45, 1717303), (49, 1577115), (63, 1226645), (101, 765135), (105, 735987), (147, 525705), (245, 315423), (303, 255045), (315, 245329), (347, 222705), (441, 175235), (505, 153027), (707, 109305), (735, 105141), (909, 85015), (1041, 74235), (1515, 51009), (1735, 44541), (2121, 36435), (2205, 35047), (2429, 31815), (3123, 24745), (3535, 21861), (4545, 17003), (4949, 15615), (5205, 14847), (6363, 12145), (7287, 10605)]