1693251

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1$

素因数の和:81

約数の個数: 48

約数和(自身を含む): 3143680

約数和(自身を除く): 1450429

約数列:

[1, 3, 7, 9, 17, 21, 27, 31, 51, 63, 93, 119, 153, 189, 217, 279, 289, 357, 459, 527, 651, 837, 867, 1071, 1581, 1953, 2023, 2601, 3213, 3689, 4743, 5859, 6069, 7803, 8959, 11067, 14229, 18207, 26877, 33201, 54621, 62713, 80631, 99603, 188139, 241893, 564417, 1693251]

約数ペア:

[(1, 1693251), (3, 564417), (7, 241893), (9, 188139), (17, 99603), (21, 80631), (27, 62713), (31, 54621), (51, 33201), (63, 26877), (93, 18207), (119, 14229), (153, 11067), (189, 8959), (217, 7803), (279, 6069), (289, 5859), (357, 4743), (459, 3689), (527, 3213), (651, 2601), (837, 2023), (867, 1953), (1071, 1581)]