1818443601

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{599}}^1$

素因数の和:689

約数の個数: 72

約数和(自身を含む): 3036196800

約数和(自身を除く): 1217753199

約数列:

[1, 3, 9, 13, 27, 31, 39, 81, 93, 117, 243, 279, 351, 403, 599, 837, 961, 1053, 1209, 1797, 2511, 2883, 3159, 3627, 5391, 7533, 7787, 8649, 10881, 12493, 16173, 18569, 23361, 25947, 32643, 37479, 48519, 55707, 70083, 77841, 97929, 112437, 145557, 167121, 210249, 233523, 241397, 337311, 501363, 575639, 630747, 724191, 1011933, 1504089, 1726917, 1892241, 2172573, 3035799, 4512267, 5180751, 6517719, 7483307, 15542253, 19553157, 22449921, 46626759, 58659471, 67349763, 139880277, 202049289, 606147867, 1818443601]

約数ペア:

[(1, 1818443601), (3, 606147867), (9, 202049289), (13, 139880277), (27, 67349763), (31, 58659471), (39, 46626759), (81, 22449921), (93, 19553157), (117, 15542253), (243, 7483307), (279, 6517719), (351, 5180751), (403, 4512267), (599, 3035799), (837, 2172573), (961, 1892241), (1053, 1726917), (1209, 1504089), (1797, 1011933), (2511, 724191), (2883, 630747), (3159, 575639), (3627, 501363), (5391, 337311), (7533, 241397), (7787, 233523), (8649, 210249), (10881, 167121), (12493, 145557), (16173, 112437), (18569, 97929), (23361, 77841), (25947, 70083), (32643, 55707), (37479, 48519)]