199778814

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{421}}^1\times {\mathrm{643}}^1$

素因数の和:1113

約数の個数: 48

約数和(自身を含む): 445155984

約数和(自身を除く): 245377170

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 421, 643, 738, 842, 1263, 1286, 1929, 2526, 3789, 3858, 5787, 7578, 11574, 17261, 26363, 34522, 51783, 52726, 79089, 103566, 155349, 158178, 237267, 270703, 310698, 474534, 541406, 812109, 1624218, 2436327, 4872654, 11098823, 22197646, 33296469, 66592938, 99889407, 199778814]

約数ペア:

[(1, 199778814), (2, 99889407), (3, 66592938), (6, 33296469), (9, 22197646), (18, 11098823), (41, 4872654), (82, 2436327), (123, 1624218), (246, 812109), (369, 541406), (421, 474534), (643, 310698), (738, 270703), (842, 237267), (1263, 158178), (1286, 155349), (1929, 103566), (2526, 79089), (3789, 52726), (3858, 51783), (5787, 34522), (7578, 26363), (11574, 17261)]