380580278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1\times {\mathrm{401}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 622816992

約数和(自身を除く): 242236714

約数列:

[1, 2, 13, 26, 173, 211, 346, 401, 422, 802, 2249, 2743, 4498, 5213, 5486, 10426, 36503, 69373, 73006, 84611, 138746, 169222, 474539, 901849, 949078, 1099943, 1803698, 2199886, 14637703, 29275406, 190290139, 380580278]

約数ペア:

[(1, 380580278), (2, 190290139), (13, 29275406), (26, 14637703), (173, 2199886), (211, 1803698), (346, 1099943), (401, 949078), (422, 901849), (802, 474539), (2249, 169222), (2743, 138746), (4498, 84611), (5213, 73006), (5486, 69373), (10426, 36503)]