1988045395

素因数分解:

$5^1\times 7^2\times {\mathrm{619}}^1\times {\mathrm{13109}}^1$

素因数の和:13747

約数の個数: 24

約数和(自身を含む): 2779844400

約数和(自身を除く): 791799005

約数列:

[1, 5, 7, 35, 49, 245, 619, 3095, 4333, 13109, 21665, 30331, 65545, 91763, 151655, 458815, 642341, 3211705, 8114471, 40572355, 56801297, 284006485, 397609079, 1988045395]

約数ペア:

[(1, 1988045395), (5, 397609079), (7, 284006485), (35, 56801297), (49, 40572355), (245, 8114471), (619, 3211705), (3095, 642341), (4333, 458815), (13109, 151655), (21665, 91763), (30331, 65545)]