11521845

素因数分解:

$3^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:161

約数の個数: 56

約数和(自身を含む): 21641400

約数和(自身を除く): 10119555

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 109, 135, 145, 243, 261, 327, 405, 435, 545, 729, 783, 981, 1215, 1305, 1635, 2349, 2943, 3161, 3645, 3915, 4905, 7047, 8829, 9483, 11745, 14715, 15805, 21141, 26487, 28449, 35235, 44145, 47415, 79461, 85347, 105705, 132435, 142245, 256041, 397305, 426735, 768123, 1280205, 2304369, 3840615, 11521845]

約数ペア:

[(1, 11521845), (3, 3840615), (5, 2304369), (9, 1280205), (15, 768123), (27, 426735), (29, 397305), (45, 256041), (81, 142245), (87, 132435), (109, 105705), (135, 85347), (145, 79461), (243, 47415), (261, 44145), (327, 35235), (405, 28449), (435, 26487), (545, 21141), (729, 15805), (783, 14715), (981, 11745), (1215, 9483), (1305, 8829), (1635, 7047), (2349, 4905), (2943, 3915), (3161, 3645)]