284777415

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{25621}}^1$

素因数の和:25664

約数の個数: 48

約数和(自身を含む): 559584480

約数和(自身を除く): 274807065

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 195, 247, 285, 585, 741, 855, 1235, 2223, 3705, 11115, 25621, 76863, 128105, 230589, 333073, 384315, 486799, 999219, 1152945, 1460397, 1665365, 2433995, 2997657, 4381191, 4996095, 6328387, 7301985, 14988285, 18985161, 21905955, 31641935, 56955483, 94925805, 284777415]

約数ペア:

[(1, 284777415), (3, 94925805), (5, 56955483), (9, 31641935), (13, 21905955), (15, 18985161), (19, 14988285), (39, 7301985), (45, 6328387), (57, 4996095), (65, 4381191), (95, 2997657), (117, 2433995), (171, 1665365), (195, 1460397), (247, 1152945), (285, 999219), (585, 486799), (741, 384315), (855, 333073), (1235, 230589), (2223, 128105), (3705, 76863), (11115, 25621)]