31198090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1307}}^1$

素因数の和:1363

約数の個数: 64

約数和(自身を含む): 72327168

約数和(自身を除く): 41129078

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 31, 35, 55, 62, 70, 77, 110, 154, 155, 217, 310, 341, 385, 434, 682, 770, 1085, 1307, 1705, 2170, 2387, 2614, 3410, 4774, 6535, 9149, 11935, 13070, 14377, 18298, 23870, 28754, 40517, 45745, 71885, 81034, 91490, 100639, 143770, 201278, 202585, 283619, 405170, 445687, 503195, 567238, 891374, 1006390, 1418095, 2228435, 2836190, 3119809, 4456870, 6239618, 15599045, 31198090]

約数ペア:

[(1, 31198090), (2, 15599045), (5, 6239618), (7, 4456870), (10, 3119809), (11, 2836190), (14, 2228435), (22, 1418095), (31, 1006390), (35, 891374), (55, 567238), (62, 503195), (70, 445687), (77, 405170), (110, 283619), (154, 202585), (155, 201278), (217, 143770), (310, 100639), (341, 91490), (385, 81034), (434, 71885), (682, 45745), (770, 40517), (1085, 28754), (1307, 23870), (1705, 18298), (2170, 14377), (2387, 13070), (2614, 11935), (3410, 9149), (4774, 6535)]