39681789

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{353}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 62394624

約数和(自身を除く): 22712835

約数列:

[1, 3, 7, 21, 53, 101, 159, 303, 353, 371, 707, 1059, 1113, 2121, 2471, 5353, 7413, 16059, 18709, 35653, 37471, 56127, 106959, 112413, 130963, 249571, 392889, 748713, 1889609, 5668827, 13227263, 39681789]

約数ペア:

[(1, 39681789), (3, 13227263), (7, 5668827), (21, 1889609), (53, 748713), (101, 392889), (159, 249571), (303, 130963), (353, 112413), (371, 106959), (707, 56127), (1059, 37471), (1113, 35653), (2121, 18709), (2471, 16059), (5353, 7413)]