285804915

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 513257472

約数和(自身を除く): 227452557

約数列:

[1, 3, 5, 11, 15, 33, 55, 67, 103, 165, 201, 251, 309, 335, 515, 737, 753, 1005, 1133, 1255, 1545, 2211, 2761, 3399, 3685, 3765, 5665, 6901, 8283, 11055, 13805, 16817, 16995, 20703, 25853, 34505, 41415, 50451, 75911, 77559, 84085, 103515, 129265, 184987, 227733, 252255, 284383, 379555, 387795, 554961, 853149, 924935, 1138665, 1421915, 1732151, 2774805, 4265745, 5196453, 8660755, 19053661, 25982265, 57160983, 95268305, 285804915]

約数ペア:

[(1, 285804915), (3, 95268305), (5, 57160983), (11, 25982265), (15, 19053661), (33, 8660755), (55, 5196453), (67, 4265745), (103, 2774805), (165, 1732151), (201, 1421915), (251, 1138665), (309, 924935), (335, 853149), (515, 554961), (737, 387795), (753, 379555), (1005, 284383), (1133, 252255), (1255, 227733), (1545, 184987), (2211, 129265), (2761, 103515), (3399, 84085), (3685, 77559), (3765, 75911), (5665, 50451), (6901, 41415), (8283, 34505), (11055, 25853), (13805, 20703), (16817, 16995)]