328491795

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{7523}}^1$

素因数の和:7643

約数の個数: 32

約数和(自身を含む): 546061824

約数和(自身を除く): 217570029

約数列:

[1, 3, 5, 15, 41, 71, 123, 205, 213, 355, 615, 1065, 2911, 7523, 8733, 14555, 22569, 37615, 43665, 112845, 308443, 534133, 925329, 1542215, 1602399, 2670665, 4626645, 8011995, 21899453, 65698359, 109497265, 328491795]

約数ペア:

[(1, 328491795), (3, 109497265), (5, 65698359), (15, 21899453), (41, 8011995), (71, 4626645), (123, 2670665), (205, 1602399), (213, 1542215), (355, 925329), (615, 534133), (1065, 308443), (2911, 112845), (7523, 43665), (8733, 37615), (14555, 22569)]