1291254014015

素因数分解:

$5^1\times 7^2\times {\mathrm{349}}^1\times {\mathrm{15101503}}^1$

素因数の和:15101871

約数の個数: 24

約数和(自身を含む): 1807650028800

約数和(自身を除く): 516396014785

約数列:

[1, 5, 7, 35, 49, 245, 349, 1745, 2443, 12215, 17101, 85505, 15101503, 75507515, 105710521, 528552605, 739973647, 3699868235, 5270424547, 26352122735, 36892971829, 184464859145, 258250802803, 1291254014015]

約数ペア:

[(1, 1291254014015), (5, 258250802803), (7, 184464859145), (35, 36892971829), (49, 26352122735), (245, 5270424547), (349, 3699868235), (1745, 739973647), (2443, 528552605), (12215, 105710521), (17101, 75507515), (85505, 15101503)]