398451916

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{809}}^1\times {\mathrm{7243}}^1$

素因数の和:8073

約数の個数: 24

約数和(自身を含む): 739322640

約数和(自身を除く): 340870724

約数列:

[1, 2, 4, 17, 34, 68, 809, 1618, 3236, 7243, 13753, 14486, 27506, 28972, 55012, 123131, 246262, 492524, 5859587, 11719174, 23438348, 99612979, 199225958, 398451916]

約数ペア:

[(1, 398451916), (2, 199225958), (4, 99612979), (17, 23438348), (34, 11719174), (68, 5859587), (809, 492524), (1618, 246262), (3236, 123131), (7243, 55012), (13753, 28972), (14486, 27506)]