397333947

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{1523}}^1$

素因数の和:1767

約数の個数: 32

約数和(自身を含む): 585216000

約数和(自身を除く): 187882053

約数列:

[1, 3, 19, 23, 57, 69, 199, 437, 597, 1311, 1523, 3781, 4569, 4577, 11343, 13731, 28937, 35029, 86811, 86963, 105087, 260889, 303077, 665551, 909231, 1996653, 5758463, 6970771, 17275389, 20912313, 132444649, 397333947]

約数ペア:

[(1, 397333947), (3, 132444649), (19, 20912313), (23, 17275389), (57, 6970771), (69, 5758463), (199, 1996653), (437, 909231), (597, 665551), (1311, 303077), (1523, 260889), (3781, 105087), (4569, 86963), (4577, 86811), (11343, 35029), (13731, 28937)]