28293070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2113}}^1$

素因数の和:2236

約数の個数: 32

約数和(自身を含む): 55403712

約数和(自身を除く): 27110642

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 130, 206, 515, 1030, 1339, 2113, 2678, 4226, 6695, 10565, 13390, 21130, 27469, 54938, 137345, 217639, 274690, 435278, 1088195, 2176390, 2829307, 5658614, 14146535, 28293070]

約数ペア:

[(1, 28293070), (2, 14146535), (5, 5658614), (10, 2829307), (13, 2176390), (26, 1088195), (65, 435278), (103, 274690), (130, 217639), (206, 137345), (515, 54938), (1030, 27469), (1339, 21130), (2113, 13390), (2678, 10565), (4226, 6695)]