31396290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{7639}}^1$

素因数の和:7786

約数の個数: 32

約数和(自身を含む): 75911040

約数和(自身を除く): 44514750

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 137, 274, 411, 685, 822, 1370, 2055, 4110, 7639, 15278, 22917, 38195, 45834, 76390, 114585, 229170, 1046543, 2093086, 3139629, 5232715, 6279258, 10465430, 15698145, 31396290]

約数ペア:

[(1, 31396290), (2, 15698145), (3, 10465430), (5, 6279258), (6, 5232715), (10, 3139629), (15, 2093086), (30, 1046543), (137, 229170), (274, 114585), (411, 76390), (685, 45834), (822, 38195), (1370, 22917), (2055, 15278), (4110, 7639)]