81634149

素因数分解:

$3^7\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:413

約数の個数: 32

約数和(自身を含む): 123721600

約数和(自身を除く): 42087451

約数列:

[1, 3, 9, 27, 81, 163, 229, 243, 489, 687, 729, 1467, 2061, 2187, 4401, 6183, 13203, 18549, 37327, 39609, 55647, 111981, 118827, 166941, 335943, 356481, 500823, 1007829, 3023487, 9070461, 27211383, 81634149]

約数ペア:

[(1, 81634149), (3, 27211383), (9, 9070461), (27, 3023487), (81, 1007829), (163, 500823), (229, 356481), (243, 335943), (489, 166941), (687, 118827), (729, 111981), (1467, 55647), (2061, 39609), (2187, 37327), (4401, 18549), (6183, 13203)]