2920775221

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{22877}}^1$

素因数の和:22981

約数の個数: 32

約数和(自身を含む): 3812755968

約数和(自身を除く): 891980747

約数列:

[1, 7, 13, 23, 61, 91, 161, 299, 427, 793, 1403, 2093, 5551, 9821, 18239, 22877, 127673, 160139, 297401, 526171, 1395497, 2081807, 3683197, 6840223, 9768479, 18141461, 32096431, 47881561, 126990227, 224675017, 417253603, 2920775221]

約数ペア:

[(1, 2920775221), (7, 417253603), (13, 224675017), (23, 126990227), (61, 47881561), (91, 32096431), (161, 18141461), (299, 9768479), (427, 6840223), (793, 3683197), (1403, 2081807), (2093, 1395497), (5551, 526171), (9821, 297401), (18239, 160139), (22877, 127673)]