219729128885

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2473}}^1\times {\mathrm{68611}}^1$

素因数の和:71133

約数の個数: 32

約数和(自身を含む): 309616864512

約数和(自身を除く): 89887735627

約数列:

[1, 5, 7, 35, 37, 185, 259, 1295, 2473, 12365, 17311, 68611, 86555, 91501, 343055, 457505, 480277, 640507, 2401385, 2538607, 3202535, 12693035, 17770249, 88851245, 169675003, 848375015, 1187725021, 5938625105, 6277975111, 31389875555, 43945825777, 219729128885]

約数ペア:

[(1, 219729128885), (5, 43945825777), (7, 31389875555), (35, 6277975111), (37, 5938625105), (185, 1187725021), (259, 848375015), (1295, 169675003), (2473, 88851245), (12365, 17770249), (17311, 12693035), (68611, 3202535), (86555, 2538607), (91501, 2401385), (343055, 640507), (457505, 480277)]