289487022

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{379}}^1$

素因数の和:629

約数の個数: 64

約数和(自身を含む): 646133760

約数和(自身を除く): 356646738

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 142, 163, 213, 326, 379, 426, 489, 758, 781, 978, 1137, 1562, 1793, 2274, 2343, 3586, 4169, 4686, 5379, 8338, 10758, 11573, 12507, 23146, 25014, 26909, 34719, 53818, 61777, 69438, 80727, 123554, 127303, 161454, 185331, 254606, 295999, 370662, 381909, 591998, 679547, 763818, 887997, 1359094, 1775994, 2038641, 4077282, 4386167, 8772334, 13158501, 26317002, 48247837, 96495674, 144743511, 289487022]

約数ペア:

[(1, 289487022), (2, 144743511), (3, 96495674), (6, 48247837), (11, 26317002), (22, 13158501), (33, 8772334), (66, 4386167), (71, 4077282), (142, 2038641), (163, 1775994), (213, 1359094), (326, 887997), (379, 763818), (426, 679547), (489, 591998), (758, 381909), (781, 370662), (978, 295999), (1137, 254606), (1562, 185331), (1793, 161454), (2274, 127303), (2343, 123554), (3586, 80727), (4169, 69438), (4686, 61777), (5379, 53818), (8338, 34719), (10758, 26909), (11573, 25014), (12507, 23146)]