161728215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{463}}^1$

素因数の和:584

約数の個数: 64

約数和(自身を含む): 296663040

約数和(自身を除く): 134934825

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 73, 87, 145, 165, 219, 319, 365, 435, 463, 803, 957, 1095, 1389, 1595, 2117, 2315, 2409, 4015, 4785, 5093, 6351, 6945, 10585, 12045, 13427, 15279, 23287, 25465, 31755, 33799, 40281, 67135, 69861, 76395, 101397, 116435, 147697, 168995, 201405, 349305, 371789, 443091, 506985, 738485, 980171, 1115367, 1858945, 2215455, 2940513, 4900855, 5576835, 10781881, 14702565, 32345643, 53909405, 161728215]

約数ペア:

[(1, 161728215), (3, 53909405), (5, 32345643), (11, 14702565), (15, 10781881), (29, 5576835), (33, 4900855), (55, 2940513), (73, 2215455), (87, 1858945), (145, 1115367), (165, 980171), (219, 738485), (319, 506985), (365, 443091), (435, 371789), (463, 349305), (803, 201405), (957, 168995), (1095, 147697), (1389, 116435), (1595, 101397), (2117, 76395), (2315, 69861), (2409, 67135), (4015, 40281), (4785, 33799), (5093, 31755), (6351, 25465), (6945, 23287), (10585, 15279), (12045, 13427)]