281566191

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{577}}^1$

素因数の和:759

約数の個数: 32

約数和(自身を含む): 399513600

約数和(自身を除く): 117947409

約数列:

[1, 3, 29, 71, 79, 87, 213, 237, 577, 1731, 2059, 2291, 5609, 6177, 6873, 16733, 16827, 40967, 45583, 50199, 122901, 136749, 162661, 487983, 1188043, 1321907, 3236393, 3564129, 3965721, 9709179, 93855397, 281566191]

約数ペア:

[(1, 281566191), (3, 93855397), (29, 9709179), (71, 3965721), (79, 3564129), (87, 3236393), (213, 1321907), (237, 1188043), (577, 487983), (1731, 162661), (2059, 136749), (2291, 122901), (5609, 50199), (6177, 45583), (6873, 40967), (16733, 16827)]