427752415

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1\times {\mathrm{431}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 560701440

約数和(自身を除く): 132949025

約数列:

[1, 5, 19, 31, 95, 155, 337, 431, 589, 1685, 2155, 2945, 6403, 8189, 10447, 13361, 32015, 40945, 52235, 66805, 145247, 198493, 253859, 726235, 992465, 1269295, 2759693, 4502657, 13798465, 22513285, 85550483, 427752415]

約数ペア:

[(1, 427752415), (5, 85550483), (19, 22513285), (31, 13798465), (95, 4502657), (155, 2759693), (337, 1269295), (431, 992465), (589, 726235), (1685, 253859), (2155, 198493), (2945, 145247), (6403, 66805), (8189, 52235), (10447, 40945), (13361, 32015)]