28078883

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{10259}}^1$

素因数の和:10306

約数の個数: 16

約数和(自身を含む): 35458560

約数和(自身を除く): 7379677

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 10259, 71813, 174403, 235957, 1220821, 1651699, 4011269, 28078883]

約数ペア:

[(1, 28078883), (7, 4011269), (17, 1651699), (23, 1220821), (119, 235957), (161, 174403), (391, 71813), (2737, 10259)]