318203775

素因数分解:

$3^3\times 5^2\times {\mathrm{599}}^1\times {\mathrm{787}}^1$

素因数の和:1405

約数の個数: 48

約数和(自身を含む): 586272000

約数和(自身を除く): 268068225

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 599, 675, 787, 1797, 2361, 2995, 3935, 5391, 7083, 8985, 11805, 14975, 16173, 19675, 21249, 26955, 35415, 44925, 59025, 80865, 106245, 134775, 177075, 404325, 471413, 531225, 1414239, 2357065, 4242717, 7071195, 11785325, 12728151, 21213585, 35355975, 63640755, 106067925, 318203775]

約数ペア:

[(1, 318203775), (3, 106067925), (5, 63640755), (9, 35355975), (15, 21213585), (25, 12728151), (27, 11785325), (45, 7071195), (75, 4242717), (135, 2357065), (225, 1414239), (599, 531225), (675, 471413), (787, 404325), (1797, 177075), (2361, 134775), (2995, 106245), (3935, 80865), (5391, 59025), (7083, 44925), (8985, 35415), (11805, 26955), (14975, 21249), (16173, 19675)]