81490002

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{13873}}^1$

素因数の和:13978

約数の個数: 32

約数和(自身を含む): 179807040

約数和(自身を除く): 98317038

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 89, 178, 267, 534, 979, 1958, 2937, 5874, 13873, 27746, 41619, 83238, 152603, 305206, 457809, 915618, 1234697, 2469394, 3704091, 7408182, 13581667, 27163334, 40745001, 81490002]

約数ペア:

[(1, 81490002), (2, 40745001), (3, 27163334), (6, 13581667), (11, 7408182), (22, 3704091), (33, 2469394), (66, 1234697), (89, 915618), (178, 457809), (267, 305206), (534, 152603), (979, 83238), (1958, 41619), (2937, 27746), (5874, 13873)]