289443735

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{131267}}^1$

素因数の和:131292

約数の個数: 36

約数和(自身を含む): 583617528

約数和(自身を除く): 294173793

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 131267, 393801, 656335, 918869, 1181403, 1969005, 2756607, 4594345, 5907015, 6432083, 8269821, 13783035, 19296249, 32160415, 41349105, 57888747, 96481245, 289443735]

約数ペア:

[(1, 289443735), (3, 96481245), (5, 57888747), (7, 41349105), (9, 32160415), (15, 19296249), (21, 13783035), (35, 8269821), (45, 6432083), (49, 5907015), (63, 4594345), (105, 2756607), (147, 1969005), (245, 1181403), (315, 918869), (441, 656335), (735, 393801), (2205, 131267)]