39531878

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{3307}}^1$

素因数の和:3491

約数の個数: 16

約数和(自身を含む): 61131840

約数和(自身を除く): 21599962

約数列:

[1, 2, 43, 86, 139, 278, 3307, 5977, 6614, 11954, 142201, 284402, 459673, 919346, 19765939, 39531878]

約数ペア:

[(1, 39531878), (2, 19765939), (43, 919346), (86, 459673), (139, 284402), (278, 142201), (3307, 11954), (5977, 6614)]