47691945

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{503}}^1$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 98594496

約数和(自身を除く): 50902551

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 49, 63, 105, 129, 147, 215, 245, 301, 315, 387, 441, 503, 645, 735, 903, 1505, 1509, 1935, 2107, 2205, 2515, 2709, 3521, 4515, 4527, 6321, 7545, 10535, 10563, 13545, 17605, 18963, 21629, 22635, 24647, 31605, 31689, 52815, 64887, 73941, 94815, 108145, 123235, 151403, 158445, 194661, 221823, 324435, 369705, 454209, 757015, 973305, 1059821, 1109115, 1362627, 2271045, 3179463, 5299105, 6813135, 9538389, 15897315, 47691945]

約数ペア:

[(1, 47691945), (3, 15897315), (5, 9538389), (7, 6813135), (9, 5299105), (15, 3179463), (21, 2271045), (35, 1362627), (43, 1109115), (45, 1059821), (49, 973305), (63, 757015), (105, 454209), (129, 369705), (147, 324435), (215, 221823), (245, 194661), (301, 158445), (315, 151403), (387, 123235), (441, 108145), (503, 94815), (645, 73941), (735, 64887), (903, 52815), (1505, 31689), (1509, 31605), (1935, 24647), (2107, 22635), (2205, 21629), (2515, 18963), (2709, 17605), (3521, 13545), (4515, 10563), (4527, 10535), (6321, 7545)]