213535908

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4397}}^1$

素因数の和:4497

約数の個数: 72

約数和(自身を含む): 576313920

約数和(自身を除く): 362778012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 71, 76, 114, 142, 171, 213, 228, 284, 342, 426, 639, 684, 852, 1278, 1349, 2556, 2698, 4047, 4397, 5396, 8094, 8794, 12141, 13191, 16188, 17588, 24282, 26382, 39573, 48564, 52764, 79146, 83543, 158292, 167086, 250629, 312187, 334172, 501258, 624374, 751887, 936561, 1002516, 1248748, 1503774, 1873122, 2809683, 3007548, 3746244, 5619366, 5931553, 11238732, 11863106, 17794659, 23726212, 35589318, 53383977, 71178636, 106767954, 213535908]

約数ペア:

[(1, 213535908), (2, 106767954), (3, 71178636), (4, 53383977), (6, 35589318), (9, 23726212), (12, 17794659), (18, 11863106), (19, 11238732), (36, 5931553), (38, 5619366), (57, 3746244), (71, 3007548), (76, 2809683), (114, 1873122), (142, 1503774), (171, 1248748), (213, 1002516), (228, 936561), (284, 751887), (342, 624374), (426, 501258), (639, 334172), (684, 312187), (852, 250629), (1278, 167086), (1349, 158292), (2556, 83543), (2698, 79146), (4047, 52764), (4397, 48564), (5396, 39573), (8094, 26382), (8794, 24282), (12141, 17588), (13191, 16188)]