8919885

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{307}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 15523200

約数和(自身を除く): 6603315

約数列:

[1, 3, 5, 13, 15, 39, 65, 149, 195, 307, 447, 745, 921, 1535, 1937, 2235, 3991, 4605, 5811, 9685, 11973, 19955, 29055, 45743, 59865, 137229, 228715, 594659, 686145, 1783977, 2973295, 8919885]

約数ペア:

[(1, 8919885), (3, 2973295), (5, 1783977), (13, 686145), (15, 594659), (39, 228715), (65, 137229), (149, 59865), (195, 45743), (307, 29055), (447, 19955), (745, 11973), (921, 9685), (1535, 5811), (1937, 4605), (2235, 3991)]