61781384

素因数分解:

$2^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{7027}}^1$

素因数の和:7197

約数の個数: 32

約数和(自身を含む): 133250880

約数和(自身を除く): 71469496

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 157, 314, 628, 1099, 1256, 2198, 4396, 7027, 8792, 14054, 28108, 49189, 56216, 98378, 196756, 393512, 1103239, 2206478, 4412956, 7722673, 8825912, 15445346, 30890692, 61781384]

約数ペア:

[(1, 61781384), (2, 30890692), (4, 15445346), (7, 8825912), (8, 7722673), (14, 4412956), (28, 2206478), (56, 1103239), (157, 393512), (314, 196756), (628, 98378), (1099, 56216), (1256, 49189), (2198, 28108), (4396, 14054), (7027, 8792)]