278322126

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{18503}}^1$

素因数の和:18640

約数の個数: 32

約数和(自身を含む): 586206720

約数和(自身を除く): 307884594

約数列:

[1, 2, 3, 6, 23, 46, 69, 109, 138, 218, 327, 654, 2507, 5014, 7521, 15042, 18503, 37006, 55509, 111018, 425569, 851138, 1276707, 2016827, 2553414, 4033654, 6050481, 12100962, 46387021, 92774042, 139161063, 278322126]

約数ペア:

[(1, 278322126), (2, 139161063), (3, 92774042), (6, 46387021), (23, 12100962), (46, 6050481), (69, 4033654), (109, 2553414), (138, 2016827), (218, 1276707), (327, 851138), (654, 425569), (2507, 111018), (5014, 55509), (7521, 37006), (15042, 18503)]