28672410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1987}}^1$

素因数の和:2047

約数の個数: 64

約数和(自身を含む): 76148352

約数和(自身を除く): 47475942

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 37, 39, 65, 74, 78, 111, 130, 185, 195, 222, 370, 390, 481, 555, 962, 1110, 1443, 1987, 2405, 2886, 3974, 4810, 5961, 7215, 9935, 11922, 14430, 19870, 25831, 29805, 51662, 59610, 73519, 77493, 129155, 147038, 154986, 220557, 258310, 367595, 387465, 441114, 735190, 774930, 955747, 1102785, 1911494, 2205570, 2867241, 4778735, 5734482, 9557470, 14336205, 28672410]

約数ペア:

[(1, 28672410), (2, 14336205), (3, 9557470), (5, 5734482), (6, 4778735), (10, 2867241), (13, 2205570), (15, 1911494), (26, 1102785), (30, 955747), (37, 774930), (39, 735190), (65, 441114), (74, 387465), (78, 367595), (111, 258310), (130, 220557), (185, 154986), (195, 147038), (222, 129155), (370, 77493), (390, 73519), (481, 59610), (555, 51662), (962, 29805), (1110, 25831), (1443, 19870), (1987, 14430), (2405, 11922), (2886, 9935), (3974, 7215), (4810, 5961)]