28956512

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1481}}^1$

素因数の和:1551

約数の個数: 48

約数和(自身を含む): 62741952

約数和(自身を除く): 33785440

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 94, 104, 188, 208, 376, 416, 611, 752, 1222, 1481, 1504, 2444, 2962, 4888, 5924, 9776, 11848, 19253, 19552, 23696, 38506, 47392, 69607, 77012, 139214, 154024, 278428, 308048, 556856, 616096, 904891, 1113712, 1809782, 2227424, 3619564, 7239128, 14478256, 28956512]

約数ペア:

[(1, 28956512), (2, 14478256), (4, 7239128), (8, 3619564), (13, 2227424), (16, 1809782), (26, 1113712), (32, 904891), (47, 616096), (52, 556856), (94, 308048), (104, 278428), (188, 154024), (208, 139214), (376, 77012), (416, 69607), (611, 47392), (752, 38506), (1222, 23696), (1481, 19552), (1504, 19253), (2444, 11848), (2962, 9776), (4888, 5924)]