219423021

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{347}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 309391488

約数和(自身を除く): 89968467

約数列:

[1, 3, 41, 53, 97, 123, 159, 291, 347, 1041, 2173, 3977, 5141, 6519, 11931, 14227, 15423, 18391, 33659, 42681, 55173, 100977, 210781, 632343, 754031, 1380019, 1783927, 2262093, 4140057, 5351781, 73141007, 219423021]

約数ペア:

[(1, 219423021), (3, 73141007), (41, 5351781), (53, 4140057), (97, 2262093), (123, 1783927), (159, 1380019), (291, 754031), (347, 632343), (1041, 210781), (2173, 100977), (3977, 55173), (5141, 42681), (6519, 33659), (11931, 18391), (14227, 15423)]