6420897

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{641}}^1$

素因数の和:710

約数の個数: 32

約数和(自身を含む): 11093760

約数和(自身を除く): 4672863

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 159, 189, 371, 477, 641, 1113, 1431, 1923, 3339, 4487, 5769, 10017, 13461, 17307, 33973, 40383, 101919, 121149, 237811, 305757, 713433, 917271, 2140299, 6420897]

約数ペア:

[(1, 6420897), (3, 2140299), (7, 917271), (9, 713433), (21, 305757), (27, 237811), (53, 121149), (63, 101919), (159, 40383), (189, 33973), (371, 17307), (477, 13461), (641, 10017), (1113, 5769), (1431, 4487), (1923, 3339)]