71591865

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{5309}}^1$

素因数の和:5377

約数の個数: 32

約数和(自身を含む): 122342400

約数和(自身を除く): 50750535

約数列:

[1, 3, 5, 15, 29, 31, 87, 93, 145, 155, 435, 465, 899, 2697, 4495, 5309, 13485, 15927, 26545, 79635, 153961, 164579, 461883, 493737, 769805, 822895, 2309415, 2468685, 4772791, 14318373, 23863955, 71591865]

約数ペア:

[(1, 71591865), (3, 23863955), (5, 14318373), (15, 4772791), (29, 2468685), (31, 2309415), (87, 822895), (93, 769805), (145, 493737), (155, 461883), (435, 164579), (465, 153961), (899, 79635), (2697, 26545), (4495, 15927), (5309, 13485)]