2019771621

素因数分解:

$3^2\times 7^4\times {\mathrm{151}}^1\times {\mathrm{619}}^1$

素因数の和:804

約数の個数: 60

約数和(自身を含む): 3431561120

約数和(自身を除く): 1411789499

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 151, 343, 441, 453, 619, 1029, 1057, 1359, 1857, 2401, 3087, 3171, 4333, 5571, 7203, 7399, 9513, 12999, 21609, 22197, 30331, 38997, 51793, 66591, 90993, 93469, 155379, 212317, 272979, 280407, 362551, 466137, 636951, 654283, 841221, 1087653, 1486219, 1910853, 1962849, 3262959, 4458657, 4579981, 5888547, 13375971, 13739943, 32059867, 41219829, 96179601, 224419069, 288538803, 673257207, 2019771621]

約数ペア:

[(1, 2019771621), (3, 673257207), (7, 288538803), (9, 224419069), (21, 96179601), (49, 41219829), (63, 32059867), (147, 13739943), (151, 13375971), (343, 5888547), (441, 4579981), (453, 4458657), (619, 3262959), (1029, 1962849), (1057, 1910853), (1359, 1486219), (1857, 1087653), (2401, 841221), (3087, 654283), (3171, 636951), (4333, 466137), (5571, 362551), (7203, 280407), (7399, 272979), (9513, 212317), (12999, 155379), (21609, 93469), (22197, 90993), (30331, 66591), (38997, 51793)]