71931236

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{19483}}^1$

素因数の和:19571

約数の個数: 24

約数和(自身を含む): 137479104

約数和(自身を除く): 65547868

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 19483, 38966, 77932, 253279, 506558, 1013116, 1383293, 2766586, 5533172, 17982809, 35965618, 71931236]

約数ペア:

[(1, 71931236), (2, 35965618), (4, 17982809), (13, 5533172), (26, 2766586), (52, 1383293), (71, 1013116), (142, 506558), (284, 253279), (923, 77932), (1846, 38966), (3692, 19483)]