27774675

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 53679600

約数和(自身を除く): 25904925

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 73, 75, 89, 95, 171, 219, 225, 267, 285, 365, 445, 475, 657, 801, 855, 1095, 1335, 1387, 1425, 1691, 1825, 2225, 3285, 4005, 4161, 4275, 5073, 5475, 6497, 6675, 6935, 8455, 12483, 15219, 16425, 19491, 20025, 20805, 25365, 32485, 34675, 42275, 58473, 62415, 76095, 97455, 104025, 123443, 126825, 162425, 292365, 312075, 370329, 380475, 487275, 617215, 1110987, 1461825, 1851645, 3086075, 5554935, 9258225, 27774675]

約数ペア:

[(1, 27774675), (3, 9258225), (5, 5554935), (9, 3086075), (15, 1851645), (19, 1461825), (25, 1110987), (45, 617215), (57, 487275), (73, 380475), (75, 370329), (89, 312075), (95, 292365), (171, 162425), (219, 126825), (225, 123443), (267, 104025), (285, 97455), (365, 76095), (445, 62415), (475, 58473), (657, 42275), (801, 34675), (855, 32485), (1095, 25365), (1335, 20805), (1387, 20025), (1425, 19491), (1691, 16425), (1825, 15219), (2225, 12483), (3285, 8455), (4005, 6935), (4161, 6675), (4275, 6497), (5073, 5475)]