1221736275

素因数分解:

$3^2\times 5^2\times {\mathrm{191}}^1\times {\mathrm{28429}}^1$

素因数の和:28636

約数の個数: 36

約数和(自身を含む): 2199799680

約数和(自身を除く): 978063405

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 191, 225, 573, 955, 1719, 2865, 4775, 8595, 14325, 28429, 42975, 85287, 142145, 255861, 426435, 710725, 1279305, 2132175, 5429939, 6396525, 16289817, 27149695, 48869451, 81449085, 135748475, 244347255, 407245425, 1221736275]

約数ペア:

[(1, 1221736275), (3, 407245425), (5, 244347255), (9, 135748475), (15, 81449085), (25, 48869451), (45, 27149695), (75, 16289817), (191, 6396525), (225, 5429939), (573, 2132175), (955, 1279305), (1719, 710725), (2865, 426435), (4775, 255861), (8595, 142145), (14325, 85287), (28429, 42975)]