128479284

素因数分解:

$2^2\times 3^4\times {\mathrm{396541}}^1$

素因数の和:396557

約数の個数: 30

約数和(自身を含む): 335871074

約数和(自身を除く): 207391790

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 396541, 793082, 1189623, 1586164, 2379246, 3568869, 4758492, 7137738, 10706607, 14275476, 21413214, 32119821, 42826428, 64239642, 128479284]

約数ペア:

[(1, 128479284), (2, 64239642), (3, 42826428), (4, 32119821), (6, 21413214), (9, 14275476), (12, 10706607), (18, 7137738), (27, 4758492), (36, 3568869), (54, 2379246), (81, 1586164), (108, 1189623), (162, 793082), (324, 396541)]