1668193345

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 2518032384

約数和(自身を除く): 849839039

約数列:

[1, 5, 7, 13, 35, 65, 83, 91, 163, 271, 415, 455, 581, 815, 1079, 1141, 1355, 1897, 2119, 2905, 3523, 5395, 5705, 7553, 9485, 10595, 13529, 14833, 17615, 22493, 24661, 37765, 44173, 67645, 74165, 94703, 112465, 123305, 157451, 175877, 220865, 292409, 309211, 473515, 574249, 787255, 879385, 1231139, 1462045, 1546055, 2046863, 2871245, 3666359, 4019743, 6155695, 10234315, 18331795, 20098715, 25664513, 47662667, 128322565, 238313335, 333638669, 1668193345]

約数ペア:

[(1, 1668193345), (5, 333638669), (7, 238313335), (13, 128322565), (35, 47662667), (65, 25664513), (83, 20098715), (91, 18331795), (163, 10234315), (271, 6155695), (415, 4019743), (455, 3666359), (581, 2871245), (815, 2046863), (1079, 1546055), (1141, 1462045), (1355, 1231139), (1897, 879385), (2119, 787255), (2905, 574249), (3523, 473515), (5395, 309211), (5705, 292409), (7553, 220865), (9485, 175877), (10595, 157451), (13529, 123305), (14833, 112465), (17615, 94703), (22493, 74165), (24661, 67645), (37765, 44173)]