81640812

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{7829}}^1$

素因数の和:7926

約数の個数: 48

約数和(自身を含む): 210470400

約数和(自身を除く): 128829588

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 79, 132, 158, 237, 316, 474, 869, 948, 1738, 2607, 3476, 5214, 7829, 10428, 15658, 23487, 31316, 46974, 86119, 93948, 172238, 258357, 344476, 516714, 618491, 1033428, 1236982, 1855473, 2473964, 3710946, 6803401, 7421892, 13606802, 20410203, 27213604, 40820406, 81640812]

約数ペア:

[(1, 81640812), (2, 40820406), (3, 27213604), (4, 20410203), (6, 13606802), (11, 7421892), (12, 6803401), (22, 3710946), (33, 2473964), (44, 1855473), (66, 1236982), (79, 1033428), (132, 618491), (158, 516714), (237, 344476), (316, 258357), (474, 172238), (869, 93948), (948, 86119), (1738, 46974), (2607, 31316), (3476, 23487), (5214, 15658), (7829, 10428)]