1915155

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 3740256

約数和(自身を除く): 1825101

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 53, 55, 73, 99, 159, 165, 219, 265, 365, 477, 495, 583, 657, 795, 803, 1095, 1749, 2385, 2409, 2915, 3285, 3869, 4015, 5247, 7227, 8745, 11607, 12045, 19345, 26235, 34821, 36135, 42559, 58035, 127677, 174105, 212795, 383031, 638385, 1915155]

約数ペア:

[(1, 1915155), (3, 638385), (5, 383031), (9, 212795), (11, 174105), (15, 127677), (33, 58035), (45, 42559), (53, 36135), (55, 34821), (73, 26235), (99, 19345), (159, 12045), (165, 11607), (219, 8745), (265, 7227), (365, 5247), (477, 4015), (495, 3869), (583, 3285), (657, 2915), (795, 2409), (803, 2385), (1095, 1749)]