31937985

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{503}}^1$

素因数の和:614

約数の個数: 48

約数和(自身を含む): 59439744

約数和(自身を除く): 27501759

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 83, 85, 153, 249, 255, 415, 503, 747, 765, 1245, 1411, 1509, 2515, 3735, 4233, 4527, 7055, 7545, 8551, 12699, 21165, 22635, 25653, 41749, 42755, 63495, 76959, 125247, 128265, 208745, 375741, 384795, 626235, 709733, 1878705, 2129199, 3548665, 6387597, 10645995, 31937985]

約数ペア:

[(1, 31937985), (3, 10645995), (5, 6387597), (9, 3548665), (15, 2129199), (17, 1878705), (45, 709733), (51, 626235), (83, 384795), (85, 375741), (153, 208745), (249, 128265), (255, 125247), (415, 76959), (503, 63495), (747, 42755), (765, 41749), (1245, 25653), (1411, 22635), (1509, 21165), (2515, 12699), (3735, 8551), (4233, 7545), (4527, 7055)]