187221013

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{359}}^1\times {\mathrm{367}}^1$

素因数の和:769

約数の個数: 24

約数和(自身を含む): 226540800

約数和(自身を除く): 39319787

約数列:

[1, 7, 29, 49, 203, 359, 367, 1421, 2513, 2569, 10411, 10643, 17591, 17983, 72877, 74501, 131753, 510139, 521507, 922271, 3820837, 6455897, 26745859, 187221013]

約数ペア:

[(1, 187221013), (7, 26745859), (29, 6455897), (49, 3820837), (203, 922271), (359, 521507), (367, 510139), (1421, 131753), (2513, 74501), (2569, 72877), (10411, 17983), (10643, 17591)]