31315011

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{457}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 51706368

約数和(自身を除く): 20391357

約数列:

[1, 3, 7, 13, 21, 39, 91, 251, 273, 457, 753, 1371, 1757, 3199, 3263, 5271, 5941, 9597, 9789, 17823, 22841, 41587, 68523, 114707, 124761, 344121, 802949, 1491191, 2408847, 4473573, 10438337, 31315011]

約数ペア:

[(1, 31315011), (3, 10438337), (7, 4473573), (13, 2408847), (21, 1491191), (39, 802949), (91, 344121), (251, 124761), (273, 114707), (457, 68523), (753, 41587), (1371, 22841), (1757, 17823), (3199, 9789), (3263, 9597), (5271, 5941)]