28423890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28711}}^1$

素因数の和:28735

約数の個数: 48

約数和(自身を含む): 80623296

約数和(自身を除く): 52199406

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 28711, 57422, 86133, 143555, 172266, 258399, 287110, 315821, 430665, 516798, 631642, 861330, 947463, 1291995, 1579105, 1894926, 2583990, 2842389, 3158210, 4737315, 5684778, 9474630, 14211945, 28423890]

約数ペア:

[(1, 28423890), (2, 14211945), (3, 9474630), (5, 5684778), (6, 4737315), (9, 3158210), (10, 2842389), (11, 2583990), (15, 1894926), (18, 1579105), (22, 1291995), (30, 947463), (33, 861330), (45, 631642), (55, 516798), (66, 430665), (90, 315821), (99, 287110), (110, 258399), (165, 172266), (198, 143555), (330, 86133), (495, 57422), (990, 28711)]