31215908308

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{28433}}^1$

素因数の和:28984

約数の個数: 48

約数和(自身を含む): 60322844736

約数和(自身を除く): 29106936428

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 491, 559, 982, 1118, 1964, 2236, 6383, 12766, 21113, 25532, 28433, 42226, 56866, 84452, 113732, 274469, 369629, 548938, 739258, 1097876, 1222619, 1478516, 2445238, 4890476, 13960603, 15894047, 27921206, 31788094, 55842412, 63576188, 181487839, 362975678, 600305929, 725951356, 1200611858, 2401223716, 7803977077, 15607954154, 31215908308]

約数ペア:

[(1, 31215908308), (2, 15607954154), (4, 7803977077), (13, 2401223716), (26, 1200611858), (43, 725951356), (52, 600305929), (86, 362975678), (172, 181487839), (491, 63576188), (559, 55842412), (982, 31788094), (1118, 27921206), (1964, 15894047), (2236, 13960603), (6383, 4890476), (12766, 2445238), (21113, 1478516), (25532, 1222619), (28433, 1097876), (42226, 739258), (56866, 548938), (84452, 369629), (113732, 274469)]