28191366

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{31963}}^1$

素因数の和:31985

約数の個数: 36

約数和(自身を含む): 71055972

約数和(自身を除く): 42864606

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 31963, 63926, 95889, 191778, 223741, 287667, 447482, 575334, 671223, 1342446, 1566187, 2013669, 3132374, 4027338, 4698561, 9397122, 14095683, 28191366]

約数ペア:

[(1, 28191366), (2, 14095683), (3, 9397122), (6, 4698561), (7, 4027338), (9, 3132374), (14, 2013669), (18, 1566187), (21, 1342446), (42, 671223), (49, 575334), (63, 447482), (98, 287667), (126, 223741), (147, 191778), (294, 95889), (441, 63926), (882, 31963)]