68903247

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1013}}^1$

素因数の和:1143

約数の個数: 32

約数和(自身を含む): 109025280

約数和(自身を除く): 40122033

約数列:

[1, 3, 7, 21, 41, 79, 123, 237, 287, 553, 861, 1013, 1659, 3039, 3239, 7091, 9717, 21273, 22673, 41533, 68019, 80027, 124599, 240081, 290731, 560189, 872193, 1680567, 3281107, 9843321, 22967749, 68903247]

約数ペア:

[(1, 68903247), (3, 22967749), (7, 9843321), (21, 3281107), (41, 1680567), (79, 872193), (123, 560189), (237, 290731), (287, 240081), (553, 124599), (861, 80027), (1013, 68019), (1659, 41533), (3039, 22673), (3239, 21273), (7091, 9717)]