1750760001

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{2557}}^1$

素因数の和:2755

約数の個数: 40

約数和(自身を含む): 2674235520

約数和(自身を除く): 923475519

約数列:

[1, 3, 9, 27, 79, 81, 107, 237, 321, 711, 963, 2133, 2557, 2889, 6399, 7671, 8453, 8667, 23013, 25359, 69039, 76077, 202003, 207117, 228231, 273599, 606009, 684693, 820797, 1818027, 2462391, 5454081, 7387173, 16362243, 21614321, 22161519, 64842963, 194528889, 583586667, 1750760001]

約数ペア:

[(1, 1750760001), (3, 583586667), (9, 194528889), (27, 64842963), (79, 22161519), (81, 21614321), (107, 16362243), (237, 7387173), (321, 5454081), (711, 2462391), (963, 1818027), (2133, 820797), (2557, 684693), (2889, 606009), (6399, 273599), (7671, 228231), (8453, 207117), (8667, 202003), (23013, 76077), (25359, 69039)]