155847447

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{401}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 267571200

約数和(自身を除く): 111723753

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 199, 217, 279, 401, 597, 651, 1203, 1393, 1791, 1953, 2807, 3609, 4179, 6169, 8421, 12431, 12537, 18507, 25263, 37293, 43183, 55521, 79799, 87017, 111879, 129549, 239397, 261051, 388647, 558593, 718191, 783153, 1675779, 2473769, 5027337, 7421307, 17316383, 22263921, 51949149, 155847447]

約数ペア:

[(1, 155847447), (3, 51949149), (7, 22263921), (9, 17316383), (21, 7421307), (31, 5027337), (63, 2473769), (93, 1675779), (199, 783153), (217, 718191), (279, 558593), (401, 388647), (597, 261051), (651, 239397), (1203, 129549), (1393, 111879), (1791, 87017), (1953, 79799), (2807, 55521), (3609, 43183), (4179, 37293), (6169, 25263), (8421, 18507), (12431, 12537)]