243363510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{208003}}^1$

素因数の和:208029

約数の個数: 48

約数和(自身を含む): 681421104

約数和(自身を除く): 438057594

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 208003, 416006, 624009, 1040015, 1248018, 1872027, 2080030, 2704039, 3120045, 3744054, 5408078, 6240090, 8112117, 9360135, 13520195, 16224234, 18720270, 24336351, 27040390, 40560585, 48672702, 81121170, 121681755, 243363510]

約数ペア:

[(1, 243363510), (2, 121681755), (3, 81121170), (5, 48672702), (6, 40560585), (9, 27040390), (10, 24336351), (13, 18720270), (15, 16224234), (18, 13520195), (26, 9360135), (30, 8112117), (39, 6240090), (45, 5408078), (65, 3744054), (78, 3120045), (90, 2704039), (117, 2080030), (130, 1872027), (195, 1248018), (234, 1040015), (390, 624009), (585, 416006), (1170, 208003)]