51061275

素因数分解:

$3^2\times 5^2\times {\mathrm{229}}^1\times {\mathrm{991}}^1$

素因数の和:1236

約数の個数: 36

約数和(自身を含む): 91948480

約数和(自身を除く): 40887205

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 229, 687, 991, 1145, 2061, 2973, 3435, 4955, 5725, 8919, 10305, 14865, 17175, 24775, 44595, 51525, 74325, 222975, 226939, 680817, 1134695, 2042451, 3404085, 5673475, 10212255, 17020425, 51061275]

約数ペア:

[(1, 51061275), (3, 17020425), (5, 10212255), (9, 5673475), (15, 3404085), (25, 2042451), (45, 1134695), (75, 680817), (225, 226939), (229, 222975), (687, 74325), (991, 51525), (1145, 44595), (2061, 24775), (2973, 17175), (3435, 14865), (4955, 10305), (5725, 8919)]