47940735

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{20357}}^1$

素因数の和:20522

約数の個数: 16

約数和(自身を含む): 77197536

約数和(自身を除く): 29256801

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 20357, 61071, 101785, 305355, 3196049, 9588147, 15980245, 47940735]

約数ペア:

[(1, 47940735), (3, 15980245), (5, 9588147), (15, 3196049), (157, 305355), (471, 101785), (785, 61071), (2355, 20357)]