290438415

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{787}}^1$

素因数の和:996

約数の個数: 48

約数和(自身を含む): 516297600

約数和(自身を除く): 225859185

約数列:

[1, 3, 5, 9, 15, 45, 59, 139, 177, 295, 417, 531, 695, 787, 885, 1251, 2085, 2361, 2655, 3935, 6255, 7083, 8201, 11805, 24603, 35415, 41005, 46433, 73809, 109393, 123015, 139299, 232165, 328179, 369045, 417897, 546965, 696495, 984537, 1640895, 2089485, 4922685, 6454187, 19362561, 32270935, 58087683, 96812805, 290438415]

約数ペア:

[(1, 290438415), (3, 96812805), (5, 58087683), (9, 32270935), (15, 19362561), (45, 6454187), (59, 4922685), (139, 2089485), (177, 1640895), (295, 984537), (417, 696495), (531, 546965), (695, 417897), (787, 369045), (885, 328179), (1251, 232165), (2085, 139299), (2361, 123015), (2655, 109393), (3935, 73809), (6255, 46433), (7083, 41005), (8201, 35415), (11805, 24603)]