28739958

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1609}}^1$

素因数の和:1856

約数の個数: 32

約数和(自身を含む): 62210400

約数和(自身を除く): 33470442

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 229, 458, 687, 1374, 1609, 2977, 3218, 4827, 5954, 8931, 9654, 17862, 20917, 41834, 62751, 125502, 368461, 736922, 1105383, 2210766, 4789993, 9579986, 14369979, 28739958]

約数ペア:

[(1, 28739958), (2, 14369979), (3, 9579986), (6, 4789993), (13, 2210766), (26, 1105383), (39, 736922), (78, 368461), (229, 125502), (458, 62751), (687, 41834), (1374, 20917), (1609, 17862), (2977, 9654), (3218, 8931), (4827, 5954)]