28980714

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{7753}}^1$

素因数の和:7854

約数の個数: 32

約数和(自身を含む): 66994560

約数和(自身を除く): 38013846

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 267, 534, 623, 1246, 1869, 3738, 7753, 15506, 23259, 46518, 54271, 108542, 162813, 325626, 690017, 1380034, 2070051, 4140102, 4830119, 9660238, 14490357, 28980714]

約数ペア:

[(1, 28980714), (2, 14490357), (3, 9660238), (6, 4830119), (7, 4140102), (14, 2070051), (21, 1380034), (42, 690017), (89, 325626), (178, 162813), (267, 108542), (534, 54271), (623, 46518), (1246, 23259), (1869, 15506), (3738, 7753)]