1520405821

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1\times {\mathrm{439}}^1$

素因数の和:769

約数の個数: 32

約数和(自身を含む): 1781683200

約数和(自身を除く): 261277379

約数列:

[1, 11, 19, 73, 209, 227, 439, 803, 1387, 2497, 4313, 4829, 8341, 15257, 16571, 32047, 47443, 91751, 99653, 182281, 314849, 352517, 608893, 1096183, 1893407, 3463339, 6697823, 7274669, 20827477, 80021359, 138218711, 1520405821]

約数ペア:

[(1, 1520405821), (11, 138218711), (19, 80021359), (73, 20827477), (209, 7274669), (227, 6697823), (439, 3463339), (803, 1893407), (1387, 1096183), (2497, 608893), (4313, 352517), (4829, 314849), (8341, 182281), (15257, 99653), (16571, 91751), (32047, 47443)]