148649013

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{11689}}^1$

素因数の和:11858

約数の個数: 20

約数和(自身を含む): 223489420

約数和(自身を除く): 74840407

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 4239, 11689, 12717, 35067, 105201, 315603, 946809, 1835173, 5505519, 16516557, 49549671, 148649013]

約数ペア:

[(1, 148649013), (3, 49549671), (9, 16516557), (27, 5505519), (81, 1835173), (157, 946809), (471, 315603), (1413, 105201), (4239, 35067), (11689, 12717)]