1399864065

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{238681}}^1$

素因数の和:238729

約数の個数: 32

約数和(自身を含む): 2474654976

約数和(自身を除く): 1074790911

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 1173, 1955, 5865, 238681, 716043, 1193405, 3580215, 4057577, 5489663, 12172731, 16468989, 20287885, 27448315, 60863655, 82344945, 93324271, 279972813, 466621355, 1399864065]

約数ペア:

[(1, 1399864065), (3, 466621355), (5, 279972813), (15, 93324271), (17, 82344945), (23, 60863655), (51, 27448315), (69, 20287885), (85, 16468989), (115, 12172731), (255, 5489663), (345, 4057577), (391, 3580215), (1173, 1193405), (1955, 716043), (5865, 238681)]