39847647

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 62390272

約数和(自身を除く): 22542625

約数列:

[1, 3, 7, 21, 67, 127, 201, 223, 381, 469, 669, 889, 1407, 1561, 2667, 4683, 8509, 14941, 25527, 28321, 44823, 59563, 84963, 104587, 178689, 198247, 313761, 594741, 1897507, 5692521, 13282549, 39847647]

約数ペア:

[(1, 39847647), (3, 13282549), (7, 5692521), (21, 1897507), (67, 594741), (127, 313761), (201, 198247), (223, 178689), (381, 104587), (469, 84963), (669, 59563), (889, 44823), (1407, 28321), (1561, 25527), (2667, 14941), (4683, 8509)]