28918584

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{5657}}^1$

素因数の和:5740

約数の個数: 48

約数和(自身を含む): 79438320

約数和(自身を除く): 50519736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 5657, 11314, 16971, 22628, 33942, 45256, 50913, 67884, 101826, 135768, 203652, 401647, 407304, 803294, 1204941, 1606588, 2409882, 3213176, 3614823, 4819764, 7229646, 9639528, 14459292, 28918584]

約数ペア:

[(1, 28918584), (2, 14459292), (3, 9639528), (4, 7229646), (6, 4819764), (8, 3614823), (9, 3213176), (12, 2409882), (18, 1606588), (24, 1204941), (36, 803294), (71, 407304), (72, 401647), (142, 203652), (213, 135768), (284, 101826), (426, 67884), (568, 50913), (639, 45256), (852, 33942), (1278, 22628), (1704, 16971), (2556, 11314), (5112, 5657)]