202377189

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 338688000

約数和(自身を除く): 136310811

約数列:

[1, 3, 7, 19, 21, 41, 57, 89, 123, 133, 139, 267, 287, 399, 417, 623, 779, 861, 973, 1691, 1869, 2337, 2641, 2919, 3649, 5073, 5453, 5699, 7923, 10947, 11837, 12371, 16359, 17097, 18487, 25543, 35511, 37113, 39893, 55461, 69331, 76629, 86597, 108281, 119679, 207993, 235049, 259791, 324843, 485317, 507211, 705147, 757967, 1455951, 1521633, 1645343, 2273901, 3550477, 4936029, 9637009, 10651431, 28911027, 67459063, 202377189]

約数ペア:

[(1, 202377189), (3, 67459063), (7, 28911027), (19, 10651431), (21, 9637009), (41, 4936029), (57, 3550477), (89, 2273901), (123, 1645343), (133, 1521633), (139, 1455951), (267, 757967), (287, 705147), (399, 507211), (417, 485317), (623, 324843), (779, 259791), (861, 235049), (973, 207993), (1691, 119679), (1869, 108281), (2337, 86597), (2641, 76629), (2919, 69331), (3649, 55461), (5073, 39893), (5453, 37113), (5699, 35511), (7923, 25543), (10947, 18487), (11837, 17097), (12371, 16359)]