1264567515

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{72739}}^1$

素因数の和:72827

約数の個数: 32

約数和(自身を含む): 2164742400

約数和(自身を除く): 900174885

約数列:

[1, 3, 5, 15, 19, 57, 61, 95, 183, 285, 305, 915, 1159, 3477, 5795, 17385, 72739, 218217, 363695, 1091085, 1382041, 4146123, 4437079, 6910205, 13311237, 20730615, 22185395, 66556185, 84304501, 252913503, 421522505, 1264567515]

約数ペア:

[(1, 1264567515), (3, 421522505), (5, 252913503), (15, 84304501), (19, 66556185), (57, 22185395), (61, 20730615), (95, 13311237), (183, 6910205), (285, 4437079), (305, 4146123), (915, 1382041), (1159, 1091085), (3477, 363695), (5795, 218217), (17385, 72739)]