71445213

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{6197}}^1$

素因数の和:6274

約数の個数: 32

約数和(自身を含む): 122968320

約数和(自身を除く): 51523107

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 427, 549, 1281, 1647, 3843, 6197, 11529, 18591, 43379, 55773, 130137, 167319, 378017, 390411, 1134051, 1171233, 2646119, 3402153, 7938357, 10206459, 23815071, 71445213]

約数ペア:

[(1, 71445213), (3, 23815071), (7, 10206459), (9, 7938357), (21, 3402153), (27, 2646119), (61, 1171233), (63, 1134051), (183, 390411), (189, 378017), (427, 167319), (549, 130137), (1281, 55773), (1647, 43379), (3843, 18591), (6197, 11529)]