121129708

素因数分解:

$2^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{21739}}^1$

素因数の和:21949

約数の個数: 24

約数和(自身を含む): 243488000

約数和(自身を除く): 122358292

約数列:

[1, 2, 4, 7, 14, 28, 199, 398, 796, 1393, 2786, 5572, 21739, 43478, 86956, 152173, 304346, 608692, 4326061, 8652122, 17304244, 30282427, 60564854, 121129708]

約数ペア:

[(1, 121129708), (2, 60564854), (4, 30282427), (7, 17304244), (14, 8652122), (28, 4326061), (199, 608692), (398, 304346), (796, 152173), (1393, 86956), (2786, 43478), (5572, 21739)]