391895244

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{11471}}^1$

素因数の和:11567

約数の個数: 72

約数和(自身を含む): 1081534272

約数和(自身を除く): 689639028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 73, 78, 117, 146, 156, 219, 234, 292, 438, 468, 657, 876, 949, 1314, 1898, 2628, 2847, 3796, 5694, 8541, 11388, 11471, 17082, 22942, 34164, 34413, 45884, 68826, 103239, 137652, 149123, 206478, 298246, 412956, 447369, 596492, 837383, 894738, 1342107, 1674766, 1789476, 2512149, 2684214, 3349532, 5024298, 5368428, 7536447, 10048596, 10885979, 15072894, 21771958, 30145788, 32657937, 43543916, 65315874, 97973811, 130631748, 195947622, 391895244]

約数ペア:

[(1, 391895244), (2, 195947622), (3, 130631748), (4, 97973811), (6, 65315874), (9, 43543916), (12, 32657937), (13, 30145788), (18, 21771958), (26, 15072894), (36, 10885979), (39, 10048596), (52, 7536447), (73, 5368428), (78, 5024298), (117, 3349532), (146, 2684214), (156, 2512149), (219, 1789476), (234, 1674766), (292, 1342107), (438, 894738), (468, 837383), (657, 596492), (876, 447369), (949, 412956), (1314, 298246), (1898, 206478), (2628, 149123), (2847, 137652), (3796, 103239), (5694, 68826), (8541, 45884), (11388, 34413), (11471, 34164), (17082, 22942)]