78895341

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 142272000

約数和(自身を除く): 63376659

約数列:

[1, 3, 7, 9, 21, 29, 31, 49, 63, 87, 93, 147, 199, 203, 217, 261, 279, 441, 597, 609, 651, 899, 1393, 1421, 1519, 1791, 1827, 1953, 2697, 4179, 4263, 4557, 5771, 6169, 6293, 8091, 9751, 12537, 12789, 13671, 17313, 18507, 18879, 29253, 40397, 43183, 44051, 51939, 55521, 56637, 87759, 121191, 129549, 132153, 178901, 282779, 302281, 363573, 388647, 396459, 536703, 848337, 906843, 1252307, 1610109, 2545011, 2720529, 3756921, 8766149, 11270763, 26298447, 78895341]

約数ペア:

[(1, 78895341), (3, 26298447), (7, 11270763), (9, 8766149), (21, 3756921), (29, 2720529), (31, 2545011), (49, 1610109), (63, 1252307), (87, 906843), (93, 848337), (147, 536703), (199, 396459), (203, 388647), (217, 363573), (261, 302281), (279, 282779), (441, 178901), (597, 132153), (609, 129549), (651, 121191), (899, 87759), (1393, 56637), (1421, 55521), (1519, 51939), (1791, 44051), (1827, 43183), (1953, 40397), (2697, 29253), (4179, 18879), (4263, 18507), (4557, 17313), (5771, 13671), (6169, 12789), (6293, 12537), (8091, 9751)]