219612978

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{312839}}^1$

素因数の和:312863

約数の個数: 32

約数和(自身を含む): 525571200

約数和(自身を除く): 305958222

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 312839, 625678, 938517, 1877034, 2815551, 4066907, 5631102, 8133814, 8446653, 12200721, 16893306, 24401442, 36602163, 73204326, 109806489, 219612978]

約数ペア:

[(1, 219612978), (2, 109806489), (3, 73204326), (6, 36602163), (9, 24401442), (13, 16893306), (18, 12200721), (26, 8446653), (27, 8133814), (39, 5631102), (54, 4066907), (78, 2815551), (117, 1877034), (234, 938517), (351, 625678), (702, 312839)]