42718005

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 81357120

約数和(自身を除く): 38639115

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 211, 409, 495, 633, 1055, 1227, 1899, 2045, 2321, 3165, 3681, 4499, 6135, 6963, 9495, 11605, 13497, 18405, 20889, 22495, 34815, 40491, 67485, 86299, 104445, 202455, 258897, 431495, 776691, 949289, 1294485, 2847867, 3883455, 4746445, 8543601, 14239335, 42718005]

約数ペア:

[(1, 42718005), (3, 14239335), (5, 8543601), (9, 4746445), (11, 3883455), (15, 2847867), (33, 1294485), (45, 949289), (55, 776691), (99, 431495), (165, 258897), (211, 202455), (409, 104445), (495, 86299), (633, 67485), (1055, 40491), (1227, 34815), (1899, 22495), (2045, 20889), (2321, 18405), (3165, 13497), (3681, 11605), (4499, 9495), (6135, 6963)]