2731725

素因数分解:

$3^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:112

約数の個数: 60

約数和(自身を含む): 5401440

約数和(自身を除く): 2669715

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 71, 75, 81, 95, 135, 171, 213, 225, 285, 355, 405, 475, 513, 639, 675, 855, 1065, 1349, 1425, 1539, 1775, 1917, 2025, 2565, 3195, 4047, 4275, 5325, 5751, 6745, 7695, 9585, 12141, 12825, 15975, 20235, 28755, 33725, 36423, 38475, 47925, 60705, 101175, 109269, 143775, 182115, 303525, 546345, 910575, 2731725]

約数ペア:

[(1, 2731725), (3, 910575), (5, 546345), (9, 303525), (15, 182115), (19, 143775), (25, 109269), (27, 101175), (45, 60705), (57, 47925), (71, 38475), (75, 36423), (81, 33725), (95, 28755), (135, 20235), (171, 15975), (213, 12825), (225, 12141), (285, 9585), (355, 7695), (405, 6745), (475, 5751), (513, 5325), (639, 4275), (675, 4047), (855, 3195), (1065, 2565), (1349, 2025), (1425, 1917), (1539, 1775)]