1263670330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{31663}}^1$

素因数の和:31990

約数の個数: 32

約数和(自身を含む): 2457633024

約数和(自身を除く): 1193962694

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 307, 614, 1535, 3070, 3991, 7982, 19955, 31663, 39910, 63326, 158315, 316630, 411619, 823238, 2058095, 4116190, 9720541, 19441082, 48602705, 97205410, 126367033, 252734066, 631835165, 1263670330]

約数ペア:

[(1, 1263670330), (2, 631835165), (5, 252734066), (10, 126367033), (13, 97205410), (26, 48602705), (65, 19441082), (130, 9720541), (307, 4116190), (614, 2058095), (1535, 823238), (3070, 411619), (3991, 316630), (7982, 158315), (19955, 63326), (31663, 39910)]