291206120998

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{991}}^1\times {\mathrm{869381}}^1$

素因数の和:870400

約数の個数: 24

約数和(自身を含む): 473472392256

約数和(自身を除く): 182266271258

約数列:

[1, 2, 13, 26, 169, 338, 991, 1982, 12883, 25766, 167479, 334958, 869381, 1738762, 11301953, 22603906, 146925389, 293850778, 861556571, 1723113142, 11200235423, 22400470846, 145603060499, 291206120998]

約数ペア:

[(1, 291206120998), (2, 145603060499), (13, 22400470846), (26, 11200235423), (169, 1723113142), (338, 861556571), (991, 293850778), (1982, 146925389), (12883, 22603906), (25766, 11301953), (167479, 1738762), (334958, 869381)]