222709370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{7481}}^1$

素因数の和:7730

約数の個数: 32

約数和(自身を含む): 433656720

約数和(自身を除く): 210947350

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 229, 458, 1145, 2290, 2977, 5954, 7481, 14885, 14962, 29770, 37405, 74810, 97253, 194506, 486265, 972530, 1713149, 3426298, 8565745, 17131490, 22270937, 44541874, 111354685, 222709370]

約数ペア:

[(1, 222709370), (2, 111354685), (5, 44541874), (10, 22270937), (13, 17131490), (26, 8565745), (65, 3426298), (130, 1713149), (229, 972530), (458, 486265), (1145, 194506), (2290, 97253), (2977, 74810), (5954, 37405), (7481, 29770), (14885, 14962)]