1377405

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:215

約数の個数: 40

約数和(自身を含む): 2613600

約数和(自身を除く): 1236195

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 179, 285, 405, 513, 537, 855, 895, 1539, 1611, 2565, 2685, 3401, 4833, 7695, 8055, 10203, 14499, 17005, 24165, 30609, 51015, 72495, 91827, 153045, 275481, 459135, 1377405]

約数ペア:

[(1, 1377405), (3, 459135), (5, 275481), (9, 153045), (15, 91827), (19, 72495), (27, 51015), (45, 30609), (57, 24165), (81, 17005), (95, 14499), (135, 10203), (171, 8055), (179, 7695), (285, 4833), (405, 3401), (513, 2685), (537, 2565), (855, 1611), (895, 1539)]