28416564

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{983}}^1$

素因数の和:1077

約数の個数: 72

約数和(自身を含む): 79515072

約数和(自身を除く): 51098508

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 73, 99, 132, 146, 198, 219, 292, 396, 438, 657, 803, 876, 983, 1314, 1606, 1966, 2409, 2628, 2949, 3212, 3932, 4818, 5898, 7227, 8847, 9636, 10813, 11796, 14454, 17694, 21626, 28908, 32439, 35388, 43252, 64878, 71759, 97317, 129756, 143518, 194634, 215277, 287036, 389268, 430554, 645831, 789349, 861108, 1291662, 1578698, 2368047, 2583324, 3157396, 4736094, 7104141, 9472188, 14208282, 28416564]

約数ペア:

[(1, 28416564), (2, 14208282), (3, 9472188), (4, 7104141), (6, 4736094), (9, 3157396), (11, 2583324), (12, 2368047), (18, 1578698), (22, 1291662), (33, 861108), (36, 789349), (44, 645831), (66, 430554), (73, 389268), (99, 287036), (132, 215277), (146, 194634), (198, 143518), (219, 129756), (292, 97317), (396, 71759), (438, 64878), (657, 43252), (803, 35388), (876, 32439), (983, 28908), (1314, 21626), (1606, 17694), (1966, 14454), (2409, 11796), (2628, 10813), (2949, 9636), (3212, 8847), (3932, 7227), (4818, 5898)]