900315

素因数分解:

$3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:55

約数の個数: 56

約数和(自身を含む): 1836240

約数和(自身を除く): 935925

約数列:

[1, 3, 5, 9, 13, 15, 19, 27, 39, 45, 57, 65, 81, 95, 117, 135, 171, 195, 243, 247, 285, 351, 405, 513, 585, 729, 741, 855, 1053, 1215, 1235, 1539, 1755, 2223, 2565, 3159, 3645, 3705, 4617, 5265, 6669, 7695, 9477, 11115, 13851, 15795, 20007, 23085, 33345, 47385, 60021, 69255, 100035, 180063, 300105, 900315]

約数ペア:

[(1, 900315), (3, 300105), (5, 180063), (9, 100035), (13, 69255), (15, 60021), (19, 47385), (27, 33345), (39, 23085), (45, 20007), (57, 15795), (65, 13851), (81, 11115), (95, 9477), (117, 7695), (135, 6669), (171, 5265), (195, 4617), (243, 3705), (247, 3645), (285, 3159), (351, 2565), (405, 2223), (513, 1755), (585, 1539), (729, 1235), (741, 1215), (855, 1053)]