72881865

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{33053}}^1$

素因数の和:33078

約数の個数: 36

約数和(自身を含む): 146958084

約数和(自身を除く): 74076219

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 33053, 99159, 165265, 231371, 297477, 495795, 694113, 1156855, 1487385, 1619597, 2082339, 3470565, 4858791, 8097985, 10411695, 14576373, 24293955, 72881865]

約数ペア:

[(1, 72881865), (3, 24293955), (5, 14576373), (7, 10411695), (9, 8097985), (15, 4858791), (21, 3470565), (35, 2082339), (45, 1619597), (49, 1487385), (63, 1156855), (105, 694113), (147, 495795), (245, 297477), (315, 231371), (441, 165265), (735, 99159), (2205, 33053)]