85187415

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{593}}^1$

素因数の和:819

約数の個数: 32

約数和(自身を含む): 139651776

約数和(自身を除く): 54464361

約数列:

[1, 3, 5, 15, 61, 157, 183, 305, 471, 593, 785, 915, 1779, 2355, 2965, 8895, 9577, 28731, 36173, 47885, 93101, 108519, 143655, 180865, 279303, 465505, 542595, 1396515, 5679161, 17037483, 28395805, 85187415]

約数ペア:

[(1, 85187415), (3, 28395805), (5, 17037483), (15, 5679161), (61, 1396515), (157, 542595), (183, 465505), (305, 279303), (471, 180865), (593, 143655), (785, 108519), (915, 93101), (1779, 47885), (2355, 36173), (2965, 28731), (8895, 9577)]