1808325

素因数分解:

$3^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:88

約数の個数: 60

約数和(自身を含む): 3600960

約数和(自身を除く): 1792635

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 47, 57, 75, 81, 95, 135, 141, 171, 225, 235, 285, 405, 423, 475, 513, 675, 705, 855, 893, 1175, 1269, 1425, 1539, 2025, 2115, 2565, 2679, 3525, 3807, 4275, 4465, 6345, 7695, 8037, 10575, 12825, 13395, 19035, 22325, 24111, 31725, 38475, 40185, 66975, 72333, 95175, 120555, 200925, 361665, 602775, 1808325]

約数ペア:

[(1, 1808325), (3, 602775), (5, 361665), (9, 200925), (15, 120555), (19, 95175), (25, 72333), (27, 66975), (45, 40185), (47, 38475), (57, 31725), (75, 24111), (81, 22325), (95, 19035), (135, 13395), (141, 12825), (171, 10575), (225, 8037), (235, 7695), (285, 6345), (405, 4465), (423, 4275), (475, 3807), (513, 3525), (675, 2679), (705, 2565), (855, 2115), (893, 2025), (1175, 1539), (1269, 1425)]