28921992

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1543}}^1$

素因数の和:1634

約数の個数: 64

約数和(自身を含む): 80040960

約数和(自身を除く): 51118968

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 71, 88, 132, 142, 213, 264, 284, 426, 568, 781, 852, 1543, 1562, 1704, 2343, 3086, 3124, 4629, 4686, 6172, 6248, 9258, 9372, 12344, 16973, 18516, 18744, 33946, 37032, 50919, 67892, 101838, 109553, 135784, 203676, 219106, 328659, 407352, 438212, 657318, 876424, 1205083, 1314636, 2410166, 2629272, 3615249, 4820332, 7230498, 9640664, 14460996, 28921992]

約数ペア:

[(1, 28921992), (2, 14460996), (3, 9640664), (4, 7230498), (6, 4820332), (8, 3615249), (11, 2629272), (12, 2410166), (22, 1314636), (24, 1205083), (33, 876424), (44, 657318), (66, 438212), (71, 407352), (88, 328659), (132, 219106), (142, 203676), (213, 135784), (264, 109553), (284, 101838), (426, 67892), (568, 50919), (781, 37032), (852, 33946), (1543, 18744), (1562, 18516), (1704, 16973), (2343, 12344), (3086, 9372), (3124, 9258), (4629, 6248), (4686, 6172)]