1639401975

素因数分解:

$3^2\times 5^2\times {\mathrm{463}}^1\times {\mathrm{15737}}^1$

素因数の和:16216

約数の個数: 36

約数和(自身を含む): 2942880096

約数和(自身を除く): 1303478121

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 463, 1389, 2315, 4167, 6945, 11575, 15737, 20835, 34725, 47211, 78685, 104175, 141633, 236055, 393425, 708165, 1180275, 3540825, 7286231, 21858693, 36431155, 65576079, 109293465, 182155775, 327880395, 546467325, 1639401975]

約数ペア:

[(1, 1639401975), (3, 546467325), (5, 327880395), (9, 182155775), (15, 109293465), (25, 65576079), (45, 36431155), (75, 21858693), (225, 7286231), (463, 3540825), (1389, 1180275), (2315, 708165), (4167, 393425), (6945, 236055), (11575, 141633), (15737, 104175), (20835, 78685), (34725, 47211)]