12993396

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 33818400

約数和(自身を除く): 20825004

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 149, 156, 169, 172, 258, 298, 338, 447, 507, 516, 559, 596, 676, 894, 1014, 1118, 1677, 1788, 1937, 2028, 2236, 3354, 3874, 5811, 6407, 6708, 7267, 7748, 11622, 12814, 14534, 19221, 21801, 23244, 25181, 25628, 29068, 38442, 43602, 50362, 75543, 76884, 83291, 87204, 100724, 151086, 166582, 249873, 302172, 333164, 499746, 999492, 1082783, 2165566, 3248349, 4331132, 6496698, 12993396]

約数ペア:

[(1, 12993396), (2, 6496698), (3, 4331132), (4, 3248349), (6, 2165566), (12, 1082783), (13, 999492), (26, 499746), (39, 333164), (43, 302172), (52, 249873), (78, 166582), (86, 151086), (129, 100724), (149, 87204), (156, 83291), (169, 76884), (172, 75543), (258, 50362), (298, 43602), (338, 38442), (447, 29068), (507, 25628), (516, 25181), (559, 23244), (596, 21801), (676, 19221), (894, 14534), (1014, 12814), (1118, 11622), (1677, 7748), (1788, 7267), (1937, 6708), (2028, 6407), (2236, 5811), (3354, 3874)]