1900892871

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{457}}^1\times {\mathrm{12491}}^1$

素因数の和:12991

約数の個数: 24

約数和(自身を含む): 2826339984

約数和(自身を除く): 925447113

約数列:

[1, 3, 9, 37, 111, 333, 457, 1371, 4113, 12491, 16909, 37473, 50727, 112419, 152181, 462167, 1386501, 4159503, 5708387, 17125161, 51375483, 211210319, 633630957, 1900892871]

約数ペア:

[(1, 1900892871), (3, 633630957), (9, 211210319), (37, 51375483), (111, 17125161), (333, 5708387), (457, 4159503), (1371, 1386501), (4113, 462167), (12491, 152181), (16909, 112419), (37473, 50727)]