28887238

素因数分解:

$2^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1\times {\mathrm{401}}^1$

素因数の和:783

約数の個数: 16

約数和(自身を含む): 43898400

約数和(自身を除く): 15011162

約数列:

[1, 2, 181, 199, 362, 398, 401, 802, 36019, 72038, 72581, 79799, 145162, 159598, 14443619, 28887238]

約数ペア:

[(1, 28887238), (2, 14443619), (181, 159598), (199, 145162), (362, 79799), (398, 72581), (401, 72038), (802, 36019)]