31313408

素因数分解:

$2^9\times 7^1\times {\mathrm{8737}}^1$

素因数の和:8762

約数の個数: 40

約数和(自身を含む): 71511792

約数和(自身を除く): 40198384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 8737, 17474, 34948, 61159, 69896, 122318, 139792, 244636, 279584, 489272, 559168, 978544, 1118336, 1957088, 2236672, 3914176, 4473344, 7828352, 15656704, 31313408]

約数ペア:

[(1, 31313408), (2, 15656704), (4, 7828352), (7, 4473344), (8, 3914176), (14, 2236672), (16, 1957088), (28, 1118336), (32, 978544), (56, 559168), (64, 489272), (112, 279584), (128, 244636), (224, 139792), (256, 122318), (448, 69896), (512, 61159), (896, 34948), (1792, 17474), (3584, 8737)]