73889895

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1213}}^1$

素因数の和:1383

約数の個数: 32

約数和(自身を含む): 123070464

約数和(自身を除く): 49180569

約数列:

[1, 3, 5, 15, 31, 93, 131, 155, 393, 465, 655, 1213, 1965, 3639, 4061, 6065, 12183, 18195, 20305, 37603, 60915, 112809, 158903, 188015, 476709, 564045, 794515, 2383545, 4925993, 14777979, 24629965, 73889895]

約数ペア:

[(1, 73889895), (3, 24629965), (5, 14777979), (15, 4925993), (31, 2383545), (93, 794515), (131, 564045), (155, 476709), (393, 188015), (465, 158903), (655, 112809), (1213, 60915), (1965, 37603), (3639, 20305), (4061, 18195), (6065, 12183)]