72051868

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{15787}}^1$

素因数の和:15961

約数の個数: 24

約数和(自身を含む): 144996992

約数和(自身を除く): 72945124

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4564, 15787, 31574, 63148, 110509, 221018, 442036, 2573281, 5146562, 10293124, 18012967, 36025934, 72051868]

約数ペア:

[(1, 72051868), (2, 36025934), (4, 18012967), (7, 10293124), (14, 5146562), (28, 2573281), (163, 442036), (326, 221018), (652, 110509), (1141, 63148), (2282, 31574), (4564, 15787)]