427220864

素因数分解:

$2^7\times 7^1\times {\mathrm{157}}^1\times {\mathrm{3037}}^1$

素因数の和:3215

約数の個数: 64

約数和(自身を含む): 979208160

約数和(自身を除く): 551987296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 157, 224, 314, 448, 628, 896, 1099, 1256, 2198, 2512, 3037, 4396, 5024, 6074, 8792, 10048, 12148, 17584, 20096, 21259, 24296, 35168, 42518, 48592, 70336, 85036, 97184, 140672, 170072, 194368, 340144, 388736, 476809, 680288, 953618, 1360576, 1907236, 2721152, 3337663, 3814472, 6675326, 7628944, 13350652, 15257888, 26701304, 30515776, 53402608, 61031552, 106805216, 213610432, 427220864]

約数ペア:

[(1, 427220864), (2, 213610432), (4, 106805216), (7, 61031552), (8, 53402608), (14, 30515776), (16, 26701304), (28, 15257888), (32, 13350652), (56, 7628944), (64, 6675326), (112, 3814472), (128, 3337663), (157, 2721152), (224, 1907236), (314, 1360576), (448, 953618), (628, 680288), (896, 476809), (1099, 388736), (1256, 340144), (2198, 194368), (2512, 170072), (3037, 140672), (4396, 97184), (5024, 85036), (6074, 70336), (8792, 48592), (10048, 42518), (12148, 35168), (17584, 24296), (20096, 21259)]