208078338

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{4931}}^1$

素因数の和:5490

約数の個数: 32

約数和(自身を含む): 449088192

約数和(自身を除く): 241009854

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 541, 1082, 1623, 3246, 4931, 7033, 9862, 14066, 14793, 21099, 29586, 42198, 64103, 128206, 192309, 384618, 2667671, 5335342, 8003013, 16006026, 34679723, 69359446, 104039169, 208078338]

約数ペア:

[(1, 208078338), (2, 104039169), (3, 69359446), (6, 34679723), (13, 16006026), (26, 8003013), (39, 5335342), (78, 2667671), (541, 384618), (1082, 192309), (1623, 128206), (3246, 64103), (4931, 42198), (7033, 29586), (9862, 21099), (14066, 14793)]