81968895

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{26399}}^1$

素因数の和:26436

約数の個数: 32

約数和(自身を含む): 152064000

約数和(自身を除く): 70095105

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 26399, 79197, 131995, 237591, 395985, 607177, 712773, 1187955, 1821531, 3035885, 3563865, 5464593, 9107655, 16393779, 27322965, 81968895]

約数ペア:

[(1, 81968895), (3, 27322965), (5, 16393779), (9, 9107655), (15, 5464593), (23, 3563865), (27, 3035885), (45, 1821531), (69, 1187955), (115, 712773), (135, 607177), (207, 395985), (345, 237591), (621, 131995), (1035, 79197), (3105, 26399)]