72204195

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{509}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 135349920

約数和(自身を除く): 63145725

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 193, 245, 509, 579, 735, 965, 1351, 1527, 2545, 2895, 3563, 4053, 6755, 7635, 9457, 10689, 17815, 20265, 24941, 28371, 47285, 53445, 74823, 98237, 124705, 141855, 294711, 374115, 491185, 687659, 1473555, 2062977, 3438295, 4813613, 10314885, 14440839, 24068065, 72204195]

約数ペア:

[(1, 72204195), (3, 24068065), (5, 14440839), (7, 10314885), (15, 4813613), (21, 3438295), (35, 2062977), (49, 1473555), (105, 687659), (147, 491185), (193, 374115), (245, 294711), (509, 141855), (579, 124705), (735, 98237), (965, 74823), (1351, 53445), (1527, 47285), (2545, 28371), (2895, 24941), (3563, 20265), (4053, 17815), (6755, 10689), (7635, 9457)]