279991796

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{547}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 569692032

約数和(自身を除く): 289700236

約数列:

[1, 2, 4, 7, 14, 28, 101, 181, 202, 362, 404, 547, 707, 724, 1094, 1267, 1414, 2188, 2534, 2828, 3829, 5068, 7658, 15316, 18281, 36562, 55247, 73124, 99007, 110494, 127967, 198014, 220988, 255934, 386729, 396028, 511868, 693049, 773458, 1386098, 1546916, 2772196, 9999707, 19999414, 39998828, 69997949, 139995898, 279991796]

約数ペア:

[(1, 279991796), (2, 139995898), (4, 69997949), (7, 39998828), (14, 19999414), (28, 9999707), (101, 2772196), (181, 1546916), (202, 1386098), (362, 773458), (404, 693049), (547, 511868), (707, 396028), (724, 386729), (1094, 255934), (1267, 220988), (1414, 198014), (2188, 127967), (2534, 110494), (2828, 99007), (3829, 73124), (5068, 55247), (7658, 36562), (15316, 18281)]