38531913

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{601}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 61028352

約数和(自身を除く): 22496439

約数列:

[1, 3, 7, 21, 43, 71, 129, 213, 301, 497, 601, 903, 1491, 1803, 3053, 4207, 9159, 12621, 21371, 25843, 42671, 64113, 77529, 128013, 180901, 298697, 542703, 896091, 1834853, 5504559, 12843971, 38531913]

約数ペア:

[(1, 38531913), (3, 12843971), (7, 5504559), (21, 1834853), (43, 896091), (71, 542703), (129, 298697), (213, 180901), (301, 128013), (497, 77529), (601, 64113), (903, 42671), (1491, 25843), (1803, 21371), (3053, 12621), (4207, 9159)]