71977688

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{173}}^1\times {\mathrm{397}}^1$

素因数の和:707

約数の個数: 32

約数和(自身を含む): 137118960

約数和(自身を除く): 65141272

約数列:

[1, 2, 4, 8, 131, 173, 262, 346, 397, 524, 692, 794, 1048, 1384, 1588, 3176, 22663, 45326, 52007, 68681, 90652, 104014, 137362, 181304, 208028, 274724, 416056, 549448, 8997211, 17994422, 35988844, 71977688]

約数ペア:

[(1, 71977688), (2, 35988844), (4, 17994422), (8, 8997211), (131, 549448), (173, 416056), (262, 274724), (346, 208028), (397, 181304), (524, 137362), (692, 104014), (794, 90652), (1048, 68681), (1384, 52007), (1588, 45326), (3176, 22663)]