677903121

素因数分解:

$3^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 1172275200

約数和(自身を除く): 494372079

約数列:

[1, 3, 7, 9, 21, 27, 63, 89, 189, 191, 211, 267, 573, 623, 633, 801, 1337, 1477, 1719, 1869, 1899, 2403, 4011, 4431, 5157, 5607, 5697, 12033, 13293, 16821, 16999, 18779, 36099, 39879, 40301, 50997, 56337, 118993, 120903, 131453, 152991, 169011, 282107, 356979, 362709, 394359, 458973, 507033, 846321, 1070937, 1088127, 1183077, 2538963, 3212811, 3549231, 3586789, 7616889, 10760367, 25107523, 32281101, 75322569, 96843303, 225967707, 677903121]

約数ペア:

[(1, 677903121), (3, 225967707), (7, 96843303), (9, 75322569), (21, 32281101), (27, 25107523), (63, 10760367), (89, 7616889), (189, 3586789), (191, 3549231), (211, 3212811), (267, 2538963), (573, 1183077), (623, 1088127), (633, 1070937), (801, 846321), (1337, 507033), (1477, 458973), (1719, 394359), (1869, 362709), (1899, 356979), (2403, 282107), (4011, 169011), (4431, 152991), (5157, 131453), (5607, 120903), (5697, 118993), (12033, 56337), (13293, 50997), (16821, 40301), (16999, 39879), (18779, 36099)]