337939390

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{4229}}^1$

素因数の和:4428

約数の個数: 32

約数和(自身を含む): 623129760

約数和(自身を除く): 285190370

約数列:

[1, 2, 5, 10, 61, 122, 131, 262, 305, 610, 655, 1310, 4229, 7991, 8458, 15982, 21145, 39955, 42290, 79910, 257969, 515938, 553999, 1107998, 1289845, 2579690, 2769995, 5539990, 33793939, 67587878, 168969695, 337939390]

約数ペア:

[(1, 337939390), (2, 168969695), (5, 67587878), (10, 33793939), (61, 5539990), (122, 2769995), (131, 2579690), (262, 1289845), (305, 1107998), (610, 553999), (655, 515938), (1310, 257969), (4229, 79910), (7991, 42290), (8458, 39955), (15982, 21145)]