28777371

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 45147648

約数和(自身を除く): 16370277

約数列:

[1, 3, 7, 21, 67, 113, 181, 201, 339, 469, 543, 791, 1267, 1407, 2373, 3801, 7571, 12127, 20453, 22713, 36381, 52997, 61359, 84889, 143171, 158991, 254667, 429513, 1370351, 4111053, 9592457, 28777371]

約数ペア:

[(1, 28777371), (3, 9592457), (7, 4111053), (21, 1370351), (67, 429513), (113, 254667), (181, 158991), (201, 143171), (339, 84889), (469, 61359), (543, 52997), (791, 36381), (1267, 22713), (1407, 20453), (2373, 12127), (3801, 7571)]