28738242

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{643}}^1$

素因数の和:855

約数の個数: 48

約数和(自身を含む): 67511808

約数和(自身を除く): 38773566

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 191, 234, 382, 573, 643, 1146, 1286, 1719, 1929, 2483, 3438, 3858, 4966, 5787, 7449, 8359, 11574, 14898, 16718, 22347, 25077, 44694, 50154, 75231, 122813, 150462, 245626, 368439, 736878, 1105317, 1596569, 2210634, 3193138, 4789707, 9579414, 14369121, 28738242]

約数ペア:

[(1, 28738242), (2, 14369121), (3, 9579414), (6, 4789707), (9, 3193138), (13, 2210634), (18, 1596569), (26, 1105317), (39, 736878), (78, 368439), (117, 245626), (191, 150462), (234, 122813), (382, 75231), (573, 50154), (643, 44694), (1146, 25077), (1286, 22347), (1719, 16718), (1929, 14898), (2483, 11574), (3438, 8359), (3858, 7449), (4966, 5787)]