28270494

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2521}}^1$

素因数の和:2625

約数の個数: 48

約数和(自身を含む): 70817760

約数和(自身を除く): 42547266

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 89, 126, 178, 267, 534, 623, 801, 1246, 1602, 1869, 2521, 3738, 5042, 5607, 7563, 11214, 15126, 17647, 22689, 35294, 45378, 52941, 105882, 158823, 224369, 317646, 448738, 673107, 1346214, 1570583, 2019321, 3141166, 4038642, 4711749, 9423498, 14135247, 28270494]

約数ペア:

[(1, 28270494), (2, 14135247), (3, 9423498), (6, 4711749), (7, 4038642), (9, 3141166), (14, 2019321), (18, 1570583), (21, 1346214), (42, 673107), (63, 448738), (89, 317646), (126, 224369), (178, 158823), (267, 105882), (534, 52941), (623, 45378), (801, 35294), (1246, 22689), (1602, 17647), (1869, 15126), (2521, 11214), (3738, 7563), (5042, 5607)]