121397175

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:497

約数の個数: 72

約数和(自身を含む): 232611600

約数和(自身を除く): 111214425

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 73, 75, 95, 171, 219, 225, 285, 365, 389, 475, 657, 855, 1095, 1167, 1387, 1425, 1825, 1945, 3285, 3501, 4161, 4275, 5475, 5835, 6935, 7391, 9725, 12483, 16425, 17505, 20805, 22173, 28397, 29175, 34675, 36955, 62415, 66519, 85191, 87525, 104025, 110865, 141985, 184775, 255573, 312075, 332595, 425955, 539543, 554325, 709925, 1277865, 1618629, 1662975, 2129775, 2697715, 4855887, 6389325, 8093145, 13488575, 24279435, 40465725, 121397175]

約数ペア:

[(1, 121397175), (3, 40465725), (5, 24279435), (9, 13488575), (15, 8093145), (19, 6389325), (25, 4855887), (45, 2697715), (57, 2129775), (73, 1662975), (75, 1618629), (95, 1277865), (171, 709925), (219, 554325), (225, 539543), (285, 425955), (365, 332595), (389, 312075), (475, 255573), (657, 184775), (855, 141985), (1095, 110865), (1167, 104025), (1387, 87525), (1425, 85191), (1825, 66519), (1945, 62415), (3285, 36955), (3501, 34675), (4161, 29175), (4275, 28397), (5475, 22173), (5835, 20805), (6935, 17505), (7391, 16425), (9725, 12483)]